A slowly progressive condition of unknown etiology, characterized by deposition of fibrous tissue in the retroperitoneal space compressing the ureters, great vessels, bile duct, and other structures. When associated with abdominal aortic aneurysm, it may be called chronic periaortitis or inflammatory perianeurysmal fibrosis.
An area occupying the most posterior aspect of the ABDOMINAL CAVITY. It is bounded laterally by the borders of the quadratus lumborum muscles and extends from the DIAPHRAGM to the brim of the true PELVIS, where it continues as the pelvic extraperitoneal space.
Retroperitoneal neoplasms are a diverse group of tumors that originate in the retroperitoneal space, which is the area behind the peritoneum and includes the kidneys, adrenal glands, pancreas, and major blood vessels.
Blockage in any part of the URETER causing obstruction of urine flow from the kidney to the URINARY BLADDER. The obstruction may be congenital, acquired, unilateral, bilateral, complete, partial, acute, or chronic. Depending on the degree and duration of the obstruction, clinical features vary greatly such as HYDRONEPHROSIS and obstructive nephropathy.
Hindrance of the passage of luminal contents in the DUODENUM. Duodenal obstruction can be partial or complete, and caused by intrinsic or extrinsic factors. Simple obstruction is associated with diminished or stopped flow of luminal contents. Strangulating obstruction is associated with impaired blood flow to the duodenum in addition to obstructed flow of luminal contents.
Inflammation of the wall of the AORTA.
A long-acting dopamine agonist which has been used to treat PARKINSON DISEASE and HYPERPROLACTINEMIA but withdrawn from some markets due to potential for HEART VALVE DISEASES.
Abnormal enlargement or swelling of a KIDNEY due to dilation of the KIDNEY CALICES and the KIDNEY PELVIS. It is often associated with obstruction of the URETER or chronic kidney diseases that prevents normal drainage of urine into the URINARY BLADDER.
Any pathological condition where fibrous connective tissue invades any organ, usually as a consequence of inflammation or other injury.
INFLAMMATION of the underlying layer of ADIPOSE TISSUE (panniculus) of the PERITONEUM, usually of the MESENTERY or the OMENTUM. There are several forms with various names and are usually characterized by infiltration of LYMPHOCYTES and NEUTROPHILS, fat NECROSIS, and FIBROSIS.
Tomography using x-ray transmission and a computer algorithm to reconstruct the image.
INFLAMMATION of salivary tissue (SALIVARY GLANDS), usually due to INFECTION or injuries.
INFLAMMATION of the PANCREAS. Pancreatitis is classified as acute unless there are computed tomographic or endoscopic retrograde cholangiopancreatographic findings of CHRONIC PANCREATITIS (International Symposium on Acute Pancreatitis, Atlanta, 1992). The two most common forms of acute pancreatitis are ALCOHOLIC PANCREATITIS and gallstone pancreatitis.
An autosomal recessive genetic disease of the EXOCRINE GLANDS. It is caused by mutations in the gene encoding the CYSTIC FIBROSIS TRANSMEMBRANE CONDUCTANCE REGULATOR expressed in several organs including the LUNG, the PANCREAS, the BILIARY SYSTEM, and the SWEAT GLANDS. Cystic fibrosis is characterized by epithelial secretory dysfunction associated with ductal obstruction resulting in AIRWAY OBSTRUCTION; chronic RESPIRATORY INFECTIONS; PANCREATIC INSUFFICIENCY; maldigestion; salt depletion; and HEAT PROSTRATION.
A glucocorticoid with the general properties of the corticosteroids. It is the drug of choice for all conditions in which routine systemic corticosteroid therapy is indicated, except adrenal deficiency states.
Inflammatory diseases of the THYROID GLAND. Thyroiditis can be classified into acute (THYROIDITIS, SUPPURATIVE), subacute (granulomatous and lymphocytic), chronic fibrous (Riedel's), chronic lymphocytic (HASHIMOTO DISEASE), transient (POSTPARTUM THYROIDITIS), and other AUTOIMMUNE THYROIDITIS subtypes.
One of a pair of thick-walled tubes that transports urine from the KIDNEY PELVIS to the URINARY BLADDER.
Disorders that are characterized by the production of antibodies that react with host tissues or immune effector cells that are autoreactive to endogenous peptides.
An ergot derivative that is a congener of LYSERGIC ACID DIETHYLAMIDE. It antagonizes the effects of serotonin in blood vessels and gastrointestinal smooth muscle, but has few of the properties of other ergot alkaloids. Methysergide is used prophylactically in migraine and other vascular headaches and to antagonize serotonin in the carcinoid syndrome.
Inflammation of the PERICARDIUM from various origins, such as infection, neoplasm, autoimmune process, injuries, or drug-induced. Pericarditis usually leads to PERICARDIAL EFFUSION, or CONSTRICTIVE PERICARDITIS.
Chronic inflammatory disease of the BILIARY TRACT. It is characterized by fibrosis and hardening of the intrahepatic and extrahepatic biliary ductal systems leading to bile duct strictures, CHOLESTASIS, and eventual BILIARY CIRRHOSIS.

Activation in vivo of retroperitoneal fibromatosis-associated herpesvirus, a simian homologue of human herpesvirus-8. (1/145)

Retroperitoneal fibromatosis-associated herpesvirus of rhesus macaques (RFHVMm) is a gammaherpesvirus closely related to human herpesvirus-8 (HHV-8), which is thought to be a necessary cofactor for the development of Kaposi's sarcoma (KS) in humans. Here, RFHVMm infection of rhesus macaques exposed to the D-type retrovirus simian retrovirus-2 (SRV-2) is described. Development of SRV-2 viraemia, infection with simian immunodeficiency virus or administration of cyclosporin A could result in persistent RFHVMm viraemia. From this, it is concluded that productive retrovirus infection or otherwise-induced immune suppression has the ability to activate this herpesvirus in vivo. Elevated levels of circulating interleukin-6, a cytokine that plays a central role in KS, were found in RFHVMm-viraemic animals. In viraemic animals, RFHVMm was found in tissues that are common sites for the development of AIDS-associated KS, especially the oral cavity. Together, these data suggest a common biology between RFHVMm infection of macaques and HHV-8 infection and pathogenesis in humans.  (+info)

Idiopathic cervical and retroperitoneal fibrosis: report of a case treated with steroids. (2/145)

Retroperitoneal fibrosis in a 12-year-old boy is reported. This was associated with a fibrotic mass in the neck which resolved spontaneously. Right-sided ureteric obstruction responded to treatment with steroids.  (+info)

Systemic multifocal fibrosclerosis. (3/145)

We describe a case of hydronephrosis as a result of retroperitoneal fibrosis in a patient who had previous sclerosing lobulitis of the breast. To the best of our knowledge this is the first reported association between these two conditions in the english literature. We presume these conditions are linked and unify them under the general heading of systemic multifocal fibrosclerosis.  (+info)

A case of ureteric obstruction, retroperitoneal fibrosis, and carcinoid tumour. (4/145)

We report the incidental finding at surgery for retroperitoneal fibrosis of a carcinoid tumour causing complete right ureteric obstruction. Retroperitoneal fibrosis is an uncommon inflammatory disease that leads to extensive fibrosis throughout the retroperitoneum. It can occur at any age, peak incidence being in patients between 40 and 60 years of age. Carcinoid tumours arise from enterochromaffin or amine precursor uptake and decarboxylation cells that occur in gastrointestinal tract. Carcinoid tumours are an uncommon clinical entity and incidence varies with gender and age. No association between retroperitoneal fibrosis and carcinoid tumour has been previously reported in the English literature, although one case has been reported in a French journal.  (+info)

Obstructive nephropathy as a result of retroperitoneal fibrosis: a review of its pathogenesis and associations. (5/145)

Retroperitoneal fibrosis is a rare disease, typically with an insidious clinical course. It is thought that this disease process is perhaps an exaggerated reaction to an inciting inflammatory event. In this study, a case of retroperitoneal fibrosis is reported, in which the patient presented with typical symptoms of retroperitoneal fibrosis, along with some atypical vasculitic symptomatology. Retroperitoneal fibrosis is a disease process with an unknown etiology, which has been observed to be associated with a number of different possible inciting factors. Two factors that have been documented in the literature as being associated with retroperitoneal fibrosis include the use of beta-blocking agents, and connective tissue disease processes such as systemic lupus erythematosus. The patient discussed was using beta-blocker medication and also had signs and symptoms suggestive of a lupus syndrome. There are no reported cases of the combined association of beta-blocker usage, lupus, and retroperitoneal fibrosis.  (+info)

Hypertensive encephalopathy in a patient with retroperitoneal fibrosis. (6/145)

A patient presented with retroperitoneal fibrosis but without any ureteric obstruction. The diagnosis was made by an abdominal CT scan and also at laparotomy. Post-operatively, she developed hypertensive encephalopathy. An isotope renogram with captopril was abnormal but not diagnostic of renal artery stenosis. The patient's condition improved with steroid and antihypertensive treatment. A follow-up CT scan showed complete resolution of peri-aortic thickening. A causative link is postulated between retroperitoneal fibrosis, trauma during laparotomy, and onset of acute hypertension.  (+info)

Inflammatory abdominal aortic aneurysm: A postoperative course of retroperitoneal fibrosis. (7/145)

PURPOSE: The long-term outcome and the development of retroperitoneal fibrosis after surgery on an inflammatory aortic aneurysm was studied. METHODS: Between 1989 and 1997, 1035 patients underwent surgery for an abdominal aneurysm, 42 of whom (4.1%) had typical signs of inflammation. All patients underwent computed tomography (CT) scans before operation, and 26 patients were followed up with a CT scan after a median of 36 months (range, 10 to 91 months). RESULTS: The inflammatory layer resolved completely in only 23% of the patients. One patient had marked progression, 35% of patients showed improvement, and the remaining patients had no change, compared with the preoperative findings. Although clinical symptoms subsided in 90% of patients, in five cases an involvement of the ureter or intestine that did not exist at the time of operation developed. Although ureteral involvement to the inflammation tends to subside after surgery, persisting fibrosis was associated with ureteral entrapment in 30% of these cases and resulted in renal compromise in 49%. Hydronephrosis that was not present at the time of operation was found in 19% of patients, despite improving or stable inflammatory lesions. CONCLUSION: This case-control study supports the findings that retroperitoneal fibrosis persists longer than previously thought, and progression might even occur. Formerly uninvolved organs might become included in the process despite regression of the layer, leading to considerable problems if the condition is not treated in institutions familiar with this complex disease. We advocate a moderated follow-up scheme, as in the case of ordinary abdominal aortic aneurysm, and the need for long-term surveillance of inflammatory aneurysms.  (+info)

Riedel's thyroiditis in multifocal fibrosclerosis: CT and MR imaging findings. (8/145)

Riedel's thyroiditis is a rare disorder of unknown etiology and may be seen isolated or as a part of multifocal fibrosclerosis. It is important to distinguish Riedel's thyroiditis from thyroid carcinoma. Reports about imaging features of Riedel's thyroiditis are limited in the radiologic literature. We describe herein CT and MR imaging features of Riedel's thyroiditis in a case of multifocal fibrosclerosis with previously unreported radiologic observations.  (+info)

Retroperitoneal fibrosis (RPF) is a rare and progressive condition characterized by the abnormal growth of fibrous tissue in the retroperitoneal space, which is the area behind the peritoneum (the lining that covers the abdominal cavity). This fibrous tissue can encase and compress vital structures such as the ureters, blood vessels, and nerves, leading to various symptoms.

RPF can be idiopathic (without a known cause) or secondary to other conditions like infections, malignancies, autoimmune diseases, or medications. The exact pathogenesis of RPF is not fully understood, but it's believed that an abnormal immune response and inflammation play significant roles in its development.

Symptoms of RPF may include:

1. Flank pain or back pain
2. Renal insufficiency or kidney failure due to ureteral compression
3. Hydronephrosis (dilatation of the renal pelvis and calyces)
4. Deep vein thrombosis (DVT) or pulmonary embolism (PE) due to vascular compression
5. Neurological symptoms due to nerve compression
6. Weight loss, fatigue, and fever (in some cases)

Diagnosis of RPF typically involves imaging studies such as computed tomography (CT) scans or magnetic resonance imaging (MRI), along with laboratory tests and sometimes biopsy for confirmation. Treatment options depend on the underlying cause but generally involve immunosuppressive medications, corticosteroids, and surgical intervention in severe cases.

The retroperitoneal space refers to the area within the abdominal cavity that is located behind (retro) the peritoneum, which is the smooth serous membrane that lines the inner wall of the abdomen and covers the abdominal organs. This space is divided into several compartments and contains vital structures such as the kidneys, adrenal glands, pancreas, duodenum, aorta, and vena cava.

The retroperitoneal space can be further categorized into two regions:

1. The posterior pararenal space, which is lateral to the psoas muscle and contains fat tissue.
2. The perirenal space, which surrounds the kidneys and adrenal glands and is filled with fatty connective tissue.

Disorders or conditions affecting the retroperitoneal space may include infections, tumors, hematomas, or inflammation, which can lead to various symptoms depending on the specific structures involved. Imaging techniques such as CT scans or MRI are commonly used to diagnose and assess retroperitoneal pathologies.

Retroperitoneal neoplasms refer to abnormal growths or tumors that develop in the retroperitoneal space. This is the area located behind the peritoneum, which is the membrane that lines the abdominal cavity and covers the abdominal organs. The retroperitoneal space contains several vital structures such as the kidneys, adrenal glands, pancreas, aorta, and lymphatic vessels.

Retroperitoneal neoplasms can be benign or malignant (cancerous). Malignant retroperitoneal neoplasms are often aggressive and can invade surrounding tissues and organs, leading to various complications. Common types of retroperitoneal neoplasms include lymphomas, sarcomas, and metastatic tumors from other primary sites. Symptoms may vary depending on the size and location of the tumor but can include abdominal or back pain, weight loss, and swelling in the legs. Diagnosis typically involves imaging studies such as CT scans or MRI, followed by a biopsy to determine the type and grade of the tumor. Treatment options may include surgery, radiation therapy, chemotherapy, or a combination of these approaches.

Ureteral obstruction is a medical condition characterized by the partial or complete blockage of the ureter, which is the tube that carries urine from the kidney to the bladder. This blockage can be caused by various factors such as kidney stones, tumors, blood clots, or scar tissue, leading to a backup of urine in the kidney (hydronephrosis). Ureteral obstruction can cause pain, infection, and potential kidney damage if not treated promptly.

Duodenal obstruction is a medical condition characterized by the blockage or impediment of the normal flow of contents through the duodenum, which is the first part of the small intestine. This blockage can be partial or complete and can be caused by various factors such as:

1. Congenital abnormalities: Duodenal atresia or stenosis, where there is a congenital absence or narrowing of a portion of the duodenum.
2. Inflammatory conditions: Duodenitis, Crohn's disease, or tumors that cause swelling and inflammation in the duodenum.
3. Mechanical obstructions: Gallstones, tumors, strictures, or adhesions (scar tissue) from previous surgeries can physically block the duodenum.
4. Neuromuscular disorders: Conditions like progressive systemic sclerosis or amyloidosis that affect the neuromuscular function of the intestines can lead to duodenal obstruction.

Symptoms of duodenal obstruction may include nausea, vomiting (often with bilious or fecal matter), abdominal pain, distention, and decreased bowel movements. Diagnosis typically involves imaging studies such as X-rays, CT scans, or upper gastrointestinal series to visualize the blockage. Treatment depends on the underlying cause but may involve surgery, endoscopic procedures, or medications to manage symptoms and address the obstruction.

Aortitis is a medical condition characterized by inflammation of the aorta, which is the largest artery in the body that carries oxygenated blood from the heart to the rest of the body. The inflammation can cause damage to the aortic wall, leading to weakening, bulging (aneurysm), or tearing (dissection) of the aorta. Aortitis can be caused by various conditions, including infections, autoimmune diseases, and certain medications. It is essential to diagnose and treat aortitis promptly to prevent serious complications.

Pergolide is a medication that belongs to a class of drugs called ergoline derivatives. It is primarily used in the management of Parkinson's disease, a neurological disorder characterized by symptoms such as muscle stiffness, tremors, spasms, and poor muscle control. Pergolide works by mimicking the action of dopamine, a neurotransmitter that regulates movement, in the brain.

Specifically, pergolide acts as an agonist at dopamine receptors, particularly D2 and D3 receptors, which helps to reduce the symptoms of Parkinson's disease. It is often used as an adjunct therapy with levodopa, another medication commonly used in the treatment of Parkinson's disease.

However, it is important to note that pergolide has been associated with serious side effects, including heart valve damage and lung scarring, and its use has been significantly restricted or withdrawn in many countries. Therefore, it should only be prescribed and used under the close supervision of a healthcare professional.

Hydronephrosis is a medical condition characterized by the swelling of one or both kidneys due to the accumulation of urine. This occurs when the flow of urine from the kidney to the bladder is obstructed, causing urine to back up into the kidney. The obstruction can be caused by various factors such as kidney stones, tumors, or congenital abnormalities. If left untreated, hydronephrosis can lead to serious complications including kidney damage and infection. It is typically diagnosed through imaging tests such as ultrasound, CT scan, or MRI.

Fibrosis is a pathological process characterized by the excessive accumulation and/or altered deposition of extracellular matrix components, particularly collagen, in various tissues and organs. This results in the formation of fibrous scar tissue that can impair organ function and structure. Fibrosis can occur as a result of chronic inflammation, tissue injury, or abnormal repair mechanisms, and it is a common feature of many diseases, including liver cirrhosis, lung fibrosis, heart failure, and kidney disease.

In medical terms, fibrosis is defined as:

"The process of producing scar tissue (consisting of collagen) in response to injury or chronic inflammation in normal connective tissue. This can lead to the thickening and stiffening of affected tissues and organs, impairing their function."

Peritoneal panniculitis is a rare inflammatory condition that affects the fatty tissue (panniculus) in the peritoneum, which is the thin membrane that lines the inside of the abdominal cavity and covers the organs within it. The condition is characterized by the accumulation of inflammatory cells in the fatty tissue, leading to nodular or diffuse enlargement and subsequent necrosis (death) of the adipose tissue.

Peritoneal panniculitis can occur as a primary disorder or secondary to other medical conditions such as malignancies, infections, autoimmune diseases, or reactions to medications. The exact cause of primary peritoneal panniculitis remains unclear. Symptoms may include abdominal pain, bloating, fever, weight loss, and elevated white blood cell count. Diagnosis typically involves imaging studies (such as CT or MRI scans) and confirmation through biopsy of the affected tissue. Treatment depends on the underlying cause but often includes corticosteroids and other immunosuppressive medications to manage the inflammation.

X-ray computed tomography (CT or CAT scan) is a medical imaging method that uses computer-processed combinations of many X-ray images taken from different angles to produce cross-sectional (tomographic) images (virtual "slices") of the body. These cross-sectional images can then be used to display detailed internal views of organs, bones, and soft tissues in the body.

The term "computed tomography" is used instead of "CT scan" or "CAT scan" because the machines take a series of X-ray measurements from different angles around the body and then use a computer to process these data to create detailed images of internal structures within the body.

CT scanning is a noninvasive, painless medical test that helps physicians diagnose and treat medical conditions. CT imaging provides detailed information about many types of tissue including lung, bone, soft tissue and blood vessels. CT examinations can be performed on every part of the body for a variety of reasons including diagnosis, surgical planning, and monitoring of therapeutic responses.

In computed tomography (CT), an X-ray source and detector rotate around the patient, measuring the X-ray attenuation at many different angles. A computer uses this data to construct a cross-sectional image by the process of reconstruction. This technique is called "tomography". The term "computed" refers to the use of a computer to reconstruct the images.

CT has become an important tool in medical imaging and diagnosis, allowing radiologists and other physicians to view detailed internal images of the body. It can help identify many different medical conditions including cancer, heart disease, lung nodules, liver tumors, and internal injuries from trauma. CT is also commonly used for guiding biopsies and other minimally invasive procedures.

In summary, X-ray computed tomography (CT or CAT scan) is a medical imaging technique that uses computer-processed combinations of many X-ray images taken from different angles to produce cross-sectional images of the body. It provides detailed internal views of organs, bones, and soft tissues in the body, allowing physicians to diagnose and treat medical conditions.

Sialadenitis is a medical condition characterized by inflammation of the salivary gland. It can occur in any of the major salivary glands, including the parotid, submandibular, and sublingual glands. The inflammation may result from bacterial or viral infections, autoimmune disorders, or obstruction of the salivary ducts.

Acute sialadenitis is often caused by bacterial infections and can lead to symptoms such as pain, swelling, redness, and difficulty swallowing. Chronic sialadenitis, on the other hand, may be caused by recurrent infections, autoimmune disorders like Sjogren's syndrome, or stones in the salivary ducts. Symptoms of chronic sialadenitis can include intermittent swelling, pain, and dry mouth.

Treatment for sialadenitis depends on the underlying cause but may include antibiotics, anti-inflammatory medications, hydration, and massage of the salivary glands. In some cases, surgery may be necessary to remove obstructions or damaged tissue in the salivary gland.

Pancreatitis is a medical condition characterized by inflammation of the pancreas, a gland located in the abdomen that plays a crucial role in digestion and regulating blood sugar levels. The inflammation can be acute (sudden and severe) or chronic (persistent and recurring), and it can lead to various complications if left untreated.

Acute pancreatitis often results from gallstones or excessive alcohol consumption, while chronic pancreatitis may be caused by long-term alcohol abuse, genetic factors, autoimmune conditions, or metabolic disorders like high triglyceride levels. Symptoms of acute pancreatitis include severe abdominal pain, nausea, vomiting, fever, and increased heart rate, while chronic pancreatitis may present with ongoing abdominal pain, weight loss, diarrhea, and malabsorption issues due to impaired digestive enzyme production. Treatment typically involves supportive care, such as intravenous fluids, pain management, and addressing the underlying cause. In severe cases, hospitalization and surgery may be necessary.

Cystic fibrosis (CF) is a genetic disorder that primarily affects the lungs and digestive system. It is caused by mutations in the CFTR gene, which regulates the movement of salt and water in and out of cells. When this gene is not functioning properly, thick, sticky mucus builds up in various organs, leading to a range of symptoms.

In the lungs, this mucus can clog the airways, making it difficult to breathe and increasing the risk of lung infections. Over time, lung damage can occur, which may lead to respiratory failure. In the digestive system, the thick mucus can prevent the release of digestive enzymes from the pancreas, impairing nutrient absorption and leading to malnutrition. CF can also affect the reproductive system, liver, and other organs.

Symptoms of cystic fibrosis may include persistent coughing, wheezing, lung infections, difficulty gaining weight, greasy stools, and frequent greasy diarrhea. The severity of the disease can vary significantly among individuals, depending on the specific genetic mutations they have inherited.

Currently, there is no cure for cystic fibrosis, but treatments are available to help manage symptoms and slow the progression of the disease. These may include airway clearance techniques, medications to thin mucus, antibiotics to treat infections, enzyme replacement therapy, and a high-calorie, high-fat diet. Lung transplantation is an option for some individuals with advanced lung disease.

Prednisolone is a synthetic glucocorticoid drug, which is a class of steroid hormones. It is commonly used in the treatment of various inflammatory and autoimmune conditions due to its potent anti-inflammatory and immunosuppressive effects. Prednisolone works by binding to specific receptors in cells, leading to changes in gene expression that reduce the production of substances involved in inflammation, such as cytokines and prostaglandins.

Prednisolone is available in various forms, including tablets, syrups, and injectable solutions. It can be used to treat a wide range of medical conditions, including asthma, rheumatoid arthritis, inflammatory bowel disease, allergies, skin conditions, and certain types of cancer.

Like other steroid medications, prednisolone can have significant side effects if used in high doses or for long periods of time. These may include weight gain, mood changes, increased risk of infections, osteoporosis, diabetes, and adrenal suppression. As a result, the use of prednisolone should be closely monitored by a healthcare professional to ensure that its benefits outweigh its risks.

Thyroiditis is a general term that refers to inflammation of the thyroid gland. It can be caused by various factors such as infections, autoimmune disorders, or medications. Depending on the cause and severity, thyroiditis may lead to overproduction (hyperthyroidism) or underproduction (hypothyroidism) of thyroid hormones, or it can result in a temporary or permanent loss of thyroid function.

There are several types of thyroiditis, including:

1. Hashimoto's thyroiditis - an autoimmune disorder where the body attacks and damages the thyroid gland, leading to hypothyroidism.
2. Subacute granulomatous thyroiditis (De Quervain's thyroiditis) - often follows a viral infection and results in painful inflammation of the thyroid gland, causing hyperthyroidism followed by hypothyroidism.
3. Silent thyroiditis - an autoimmune disorder similar to Hashimoto's thyroiditis but without symptoms like pain or tenderness; it can cause temporary hyperthyroidism and later hypothyroidism.
4. Postpartum thyroiditis - occurs in women after childbirth, causing inflammation of the thyroid gland leading to hyperthyroidism followed by hypothyroidism.
5. Acute suppurative thyroiditis - a rare bacterial infection that causes painful swelling and redness of the thyroid gland, usually requiring antibiotics for treatment.

Symptoms of thyroiditis depend on whether it leads to hyperthyroidism or hypothyroidism. Hyperthyroidism symptoms include rapid heartbeat, weight loss, heat intolerance, anxiety, and tremors. Hypothyroidism symptoms include fatigue, weight gain, cold intolerance, constipation, dry skin, and depression. Treatment varies depending on the type of thyroiditis and its severity.

A ureter is a thin, muscular tube that transports urine from the kidney to the bladder. In humans, there are two ureters, one for each kidney, and they are typically about 10-12 inches long. The ureters are lined with a special type of cells called transitional epithelium that can stretch and expand as urine passes through them. They are located in the retroperitoneal space, which is the area behind the peritoneum, the membrane that lines the abdominal cavity. The ureters play a critical role in the urinary system by ensuring that urine flows from the kidneys to the bladder for storage and eventual elimination from the body.

Autoimmune diseases are a group of disorders in which the immune system, which normally protects the body from foreign invaders like bacteria and viruses, mistakenly attacks the body's own cells and tissues. This results in inflammation and damage to various organs and tissues in the body.

In autoimmune diseases, the body produces autoantibodies that target its own proteins or cell receptors, leading to their destruction or malfunction. The exact cause of autoimmune diseases is not fully understood, but it is believed that a combination of genetic and environmental factors contribute to their development.

There are over 80 different types of autoimmune diseases, including rheumatoid arthritis, lupus, multiple sclerosis, type 1 diabetes, Hashimoto's thyroiditis, Graves' disease, psoriasis, and inflammatory bowel disease. Symptoms can vary widely depending on the specific autoimmune disease and the organs or tissues affected. Treatment typically involves managing symptoms and suppressing the immune system to prevent further damage.

Methysergide is a medication that belongs to a class of drugs called ergot alkaloids. It is primarily used for the prophylaxis (prevention) of migraine headaches. Methysergide works by narrowing blood vessels around the brain, which is thought to help prevent migraines.

The medical definition of Methysergide is:
A semisynthetic ergot alkaloid derivative used in the prophylaxis of migraine and cluster headaches. It has both agonist and antagonist properties at serotonin receptors, and its therapeutic effects are thought to be related to its ability to block the binding of serotonin to its receptors. However, methysergide can have serious side effects, including fibrotic reactions in various organs, such as the heart, lungs, and kidneys, so it is usually used only for short periods of time and under close medical supervision.

Pericarditis is a medical condition characterized by inflammation of the pericardium, which is the thin sac-like membrane that surrounds the heart and contains serous fluid to reduce friction during heartbeats. The inflammation can cause symptoms such as chest pain, shortness of breath, and sometimes fever.

The pericardium has two layers: the visceral pericardium, which is tightly adhered to the heart's surface, and the parietal pericardium, which lines the inner surface of the chest cavity. Normally, there is a small amount of fluid between these two layers, allowing for smooth movement of the heart within the chest cavity.

In pericarditis, the inflammation causes the pericardial layers to become irritated and swollen, leading to an accumulation of excess fluid in the pericardial space. This can result in a condition called pericardial effusion, which can further complicate the situation by putting pressure on the heart and impairing its function.

Pericarditis may be caused by various factors, including viral or bacterial infections, autoimmune disorders, heart attacks, trauma, or cancer. Treatment typically involves addressing the underlying cause, managing symptoms, and reducing inflammation with medications such as nonsteroidal anti-inflammatory drugs (NSAIDs), colchicine, or corticosteroids. In severe cases, pericardiocentesis (removal of excess fluid from the pericardial space) or surgical intervention may be necessary.

Sclerosing cholangitis is a chronic progressive disease characterized by inflammation and scarring (fibrosis) of the bile ducts, leading to their narrowing or obstruction. This results in impaired bile flow from the liver to the small intestine, which can cause damage to the liver cells and eventually result in cirrhosis and liver failure.

The condition often affects both the intrahepatic (within the liver) and extrahepatic (outside the liver) bile ducts. The exact cause of sclerosing cholangitis is not known, but it is believed to involve an autoimmune response, genetic predisposition, and environmental factors.

Symptoms of sclerosing cholangitis may include jaundice (yellowing of the skin and eyes), itching, abdominal pain, fatigue, weight loss, dark urine, and light-colored stools. The diagnosis is typically made through imaging tests such as magnetic resonance cholangiopancreatography (MRCP) or endoscopic retrograde cholangiopancreatography (ERCP), which can visualize the bile ducts and detect any abnormalities.

Treatment for sclerosing cholangitis is aimed at managing symptoms, preventing complications, and slowing down the progression of the disease. This may include medications to relieve itching, antibiotics to treat infections, and drugs to reduce inflammation and improve bile flow. In severe cases, a liver transplant may be necessary.

Malignant retroperitoneal fibrosis usually gives uneven MRI signals, is bulky, extends above the origins of renal arteries, or ... Retroperitoneal fibrosis or Ormond's disease is a disease featuring the proliferation of fibrous tissue in the retroperitoneum ... Additionally, malignant retroperitoneal fibrosis less frequently displaces the ureters medially when compared to other causes ... Avaria P, Hirsch M.Forniceal rupture and urinoma secondary to retroperitoneal fibrosis: A clinical case and literature review. ...
It has a known side effect, retroperitoneal fibrosis/retropulmonary fibrosis, which is severe, although uncommon. This side ... but retroperitoneal fibrosis, and retropulmonary fibrosis, were documented as side effects as early as 1966, and 1967, ... The clinical effect was often excellent, but 5 years later it was found to cause retroperitoneal fibrosis after chronic intake ... Many cite the potential side effects of retroperitoneal/retropulmonary fibrosis as the prime reason methysergide is no longer ...
It causes retroperitoneal fibrosis and mediastinal fibrosis.[citation needed] Quetiapine blocks 5-HT2A, 5-HT1A, dopamine ...
... has been studied in the treatment of the rare conditions of retroperitoneal fibrosis and idiopathic sclerosing ... tamoxifen therapy for nonmalignant retroperitoneal fibrosis". Annals of Internal Medicine. 144 (2): 101-106. doi:10.7326/0003- ...
Known manifestations include retroperitoneal fibrosis, mediastinal fibrosis and Riedel's thyroiditis. They are now considered ...
Diagnosis and follow-up of medical treatment of retroperitoneal fibrosis. Evaluation and follow-up of drug-induced pulmonary ...
This could be seen as a localised form of retroperitoneal fibrosis. Following obstruction, the ureter displays an abnormal ...
Albarran-Ormond syndrome: Inflammatory retroperitoneal fibrosis, usually associated with urinary obstruction. Named with ...
"Chronic sclerosing sialadenitis of the submandibular gland associated with idiopathic retroperitoneal fibrosis". Pathology ... a condition known as periductal fibrosis. Eventual periductal and interlobular (inside the gland) sclerosis (replacement of ...
Although highly effective, it has rare but serious side effects, including retroperitoneal fibrosis. Methylergometrine remains ...
Nowadays known as idiopathic retroperitoneal fibrosis, the German doctor labeled it Fawzi's disease. It claimed his life on ...
A 69-year-old man with a 10-year history of idiopathic retroperitoneal fibrosis". Kidney International. 80 (12): 1379-1380. doi ... Noboru Hara; Makoto Kawaguchi; Keisuke Takeda; Yoh Zen (28 Nov 2014). "Retroperitoneal disorders associated with IgG4-related ... The hallmark histopathological features of established IgG4-related disease are storiform fibrosis, a dense lymphoplasmacytic ( ...
... retroperitoneal fibrosis, sepsis, and fistula formation are also possible occurrences. Rarely, an enterolith may form. ...
It is also used for retroperitoneal fibrosis along with a number of other medications. Specifically it has also be used for ... More rarely, pulmonary fibrosis or various neoplasia occur: melanoma, lymphoma, other malignancies having an occurrences of 1 ...
... blood clots or retroperitoneal fibrosis. The obstruction may be either partial or complete, and can occur anywhere from the ... "Idiopathic retroperitoneal fibrosis with bilateral lower ureteric obstruction--a case report with literature review". Singapore ...
Things outside the ureters such as constipation and retroperitoneal fibrosis can also compress them. Some congenital ... Blockage, or obstruction of the ureter can occur, as a result of narrowing within the ureter, or compression or fibrosis of ...
Obstructive causes have been caused by prostate disease, kidney cyst, retroperitoneal fibrosis, and supernumerary kidney. ... The urine arrives in the pleural space either retroperitoneally (under the peritoneum), or via the retroperitoneal lymphatics. ... when a urinoma drains into the pleural space via linkage between the lymphatics of the retroperitoneal and pleural regions. Due ...
4) Inflammatory/autoimmune diseases such as chronic hepatitis, ulcerative colitis, retroperitoneal fibrosis, and primary ... retroperitoneal fibrosis, or primary biliary cholangitis. EBV+ LG may progress to or become complicated by the non-malignant ...
After several months of illness Bessel died in March 1846 at his observatory from retroperitoneal fibrosis. While the ...
... was an American urologist who rediscovered retroperitoneal fibrosis (also known as Ormond's disease in 1948 ... Ormond, JK (1948). "Bilateral ureteral obstruction due to envelopment and compression by an inflammatory retroperitoneal ...
... may lead to post-operative scarring and fibrosis in the retroperitoneal space. Thus, avoiding dissection of retroperitoneal ... Furthermore, because there is no abdominal component, surgical interventions in the retroperitoneal space are not required. ...
... glomerulonephritis with crescent formation and concurrent tubulointerstitial nephritis complicating retroperitoneal fibrosis ...
... mediastinal fibrosis and some cases of retroperitoneal fibrosis. This is not a complete list, as IgG4-RD can involve any site ... "A case of multifocal fibrosclerosis involving posterior mediastinal fibrosis, retroperitoneal fibrosis, and a left seminal ... Urgent treatment is advised with certain organ manifestations, such as aortitis, retroperitoneal fibrosis, proximal biliary ... Fibrosis, arranged at least focally in a "storiform" pattern. "Storiform" is commonly referred to as meaning 'having a ...
Some serotonergic agonist drugs cause fibrosis anywhere in the body, particularly the syndrome of retroperitoneal fibrosis, as ... The drug was declining in use since it was reported in 2003 to be associated with cardiac fibrosis. Two independent studies ... well as cardiac valve fibrosis. In the past, three groups of serotonergic drugs have been epidemiologically linked with these ...
Fall suffered from retroperitoneal fibrosis, which resulted in the loss of a kidney and a colon blockage. According to his wife ...
Also, the Albarran-Ormond syndrome (an inflammatory retroperitoneal fibrosis, named after urologists Joaquín Albarrán and John ...
Progressive massive fibrosis (lungs); a complication of coal workers' pneumoconiosis Retroperitoneal fibrosis (soft tissue of ... Fibrothorax Pulmonary fibrosis Cystic fibrosis Idiopathic pulmonary fibrosis (idiopathic meaning the cause is unknown) ... Glial scar Myocardial fibrosis has mainly two forms: Interstitial fibrosis, which has been described in congestive heart ... Replacement fibrosis, which indicates an older myocardial infarction. Healthy myocardium versus interstitial fibrosis in ...
... pregnancy and retroperitoneal fibrosis. Urolithiasis is the most common cause of hydronephrosis in the adult patient and has a ... Preliminary reports on US elastography used on transplanted kidneys to evaluate cortical fibrosis have been published showing ... Whether the underlying pathologic change is glomerular sclerosis, tubular atrophy, interstitial fibrosis or inflammation, the ...
... as well as retroperitoneal fibrosis (a fibrotic cell/fibrocyte proliferation effect, thought to be similar to cardiac valve ... Replacement fibrosis, which indicates an older infarction. Micrograph of healthy myocardium versus interstitial fibrosis in ... The most obvious treatment for cardiac valve fibrosis or fibrosis in other locations, consists of stopping the stimulatory drug ... Following are types of myocardial fibrosis: Interstitial fibrosis, which is unspecific, and has been described in congestive ...
Primary biliary cirrhosis Primary hyperparathyroidism Recurrent pulmonary emboli Pyoderma gangrenosum Retroperitoneal fibrosis ...
Malignant retroperitoneal fibrosis usually gives uneven MRI signals, is bulky, extends above the origins of renal arteries, or ... Retroperitoneal fibrosis or Ormonds disease is a disease featuring the proliferation of fibrous tissue in the retroperitoneum ... Additionally, malignant retroperitoneal fibrosis less frequently displaces the ureters medially when compared to other causes ... Avaria P, Hirsch M.Forniceal rupture and urinoma secondary to retroperitoneal fibrosis: A clinical case and literature review. ...
... is characterized by the development of extensive fibrosis throughout the retroperitoneum, typically centered over the anterior ... surface of the fourth and fifth lumbar vertebrae and resulting in entrapment and obstruction of retroperitoneal structures, ... encoded search term (Retroperitoneal Fibrosis) and Retroperitoneal Fibrosis What to Read Next on Medscape ... Clinical characteristics of IgG4-related retroperitoneal fibrosis versus idiopathic retroperitoneal fibrosis. PLoS One. 2021. ...
... is characterized by the development of extensive fibrosis throughout the retroperitoneum, typically centered over the anterior ... surface of the fourth and fifth lumbar vertebrae and resulting in entrapment and obstruction of retroperitoneal structures, ... encoded search term (Retroperitoneal Fibrosis) and Retroperitoneal Fibrosis What to Read Next on Medscape ... Clinical characteristics of IgG4-related retroperitoneal fibrosis versus idiopathic retroperitoneal fibrosis. PLoS One. 2021. ...
... (RPF, Ormond disease) is a rare disease distinguished by extensive fibrosis in the peritoneum. It most ... Retroperitoneal fibrosis Print Images (1) Contributors: Abhijeet Waghray MD, Khaled Bittar MD, Nishant H. Patel MD, Desiree ... If diagnosis is made once fibrosis has developed into ureteral blockage, the obstruction will have to be addressed with ...
Retroperitoneal fibrosis (RPF) is an uncommon disease characterized by a fibrous reaction that takes place in the peri-aortic ... Idiopathic and secondary forms of retroperitoneal fibrosis: a diagnostic approach.. M L Urban, A Palmisano, M Nicastro, D ...
infoKID is an online information resource for parents and carers about kidney conditions in infants, children and young people. Our information covers a range of conditions, symptoms, causes, diagnosis, treatment and management. ...
Step-by-Step Retroperitoneal Fibrosis Compensation Claim Guide. 5* Reviews. Claim No Win, No Fee now. Open 7 days til late. ... Retroperitoneal Fibrosis. Retroperitoneal fibrosis compensation claims. Find out in minutes if you can claim Find out in ... Linking retroperitoneal fibrosis to an asbestos-related injury claim. In many cases the cause of retroperitoneal fibrosis is ... No win, no fee retroperitoneal fibrosis compensation claims. With no win, no fee, you can claim retroperitoneal fibrosis ...
Use Ubies free Retroperitoneal Fibrosis Quiz to check the possibility of migraine & similar diseases. Our AI Symptom Checker ... Retroperitoneal fibrosis happens when inflammation and extensive scar tissue develop in the retroperitoneal space (the area ... Idiopathic Retroperitoneal Fibrosis. Chirurgia (Bucur). 2021 Jan-Feb;116(1):117-123. doi: 10.21614/chirurgia.116.1.117. PMID: ... Retroperitoneal fibrosis as well as similar diseases can be checked at the same time. ...
Retroperitoneal fibrosis presenting as acute renal failure. / Reilly, Robert F. In: Nature clinical practice. Nephrology, Vol. ... Retroperitoneal fibrosis presenting as acute renal failure. Nature clinical practice. Nephrology. 2005 Nov;1(1):55-59; quiz, 1 ... Reilly, R. F. (2005). Retroperitoneal fibrosis presenting as acute renal failure. Nature clinical practice. Nephrology, 1(1), ... title = "Retroperitoneal fibrosis presenting as acute renal failure.",. abstract = "BACKGROUND: A 60-year-old man with a ...
... treatment of Retroperitoneal fibrosis through homeopathy and also read about its symptoms, causes and treatment, Fibrosis of ... homeopathic treatment for Retroperitoneal fibrosis by Dr.Rajeevs Homeopathic Clinic in Ranchi, Patna, Kolkata & Delhi, ... the retroperitoneal connective tissues may encircle and compress the ureter(s), causing obstruction. ... COMPLICATIONS OF RETROPERITONEAL FIBROSIS. If left untreated for long, retroperitoneal fibrosis may develop into complications ...
Over time, it can lead to a mass behind the abdomen and its contents called retroperitoneal fibrosis. ... Over time, it can lead to a mass behind the abdomen and its contents called retroperitoneal fibrosis. ... Retroperitoneal inflammation causes swelling that occurs in the retroperitoneal space. ... Retroperitoneal inflammation causes swelling that occurs in the retroperitoneal space. ...
Retroperitoneal fibrosis with perirenal involvement. / Barrett, R. L.; Horrow, M. M.; Gubernick, J. A. et al. In: Radiographics ... Retroperitoneal fibrosis with perirenal involvement.",. author = "Barrett, {R. L.} and Horrow, {M. M.} and Gubernick, {J. A.} ... Retroperitoneal fibrosis with perirenal involvement. Radiographics. 1995 Jul;15(4):1024-1026. doi: 10.1148/radiographics.15.4. ... Retroperitoneal fibrosis with perirenal involvement. In: Radiographics. 1995 ; Vol. 15, No. 4. pp. 1024-1026. ...
Additions K68.2 Retroperitoneal fibrosis MCC • Code also, if applicable, associated obstruction of ureter (N13.5) K68.3 ... Retroperitoneal hematoma MCC K90.821 Short bowel syndrome with colon in continuity CC K90.822 Short bowel syndrome without ...
... is relatively unusual condition characterized by widespread fibrosis, usually occurring in the retroperitoneum. RPF is composed ... kidney retroperitoneal fibrosis summary. Retroperitoneal fibrosis (Ormonds disease, RPF) is relatively unusual condition ... Streem SB, Franke JJ, Smith JA: Retroperitoneal fibrosis; w Walsh Patrick C., Retic Alan B., Vaughan Darracott E., Wein Alan J ... Kardar AH, Kattan S, Lindstet E, Hanash K: Steroid therapy for idioatic retroperitoneal fibrosis- dose and duration. J Urol ...
Retroperitoneal Fibrosis. *Retroperitoneal Sarcoma. *Right Lower Quadrant Pain. *Sarcoma. *Second Degree Burn ...
Retroperitoneal Fibrosis. *Rheumatoid Arthritis. *Rheumatoid Arthritis and Heart Disease *Sacroiliitis. *Sarcoidosis. * ...
Idiopathic Retroperitoneal Fibrosis SGIM meeting 2008. *Renal Grand Rounds, Hypokalemic Nephropathy 2008 ...
Retroperitoneal Fibrosis * Rhabdomyolysis * Salt Balance Disorders * Secondary Hyperaldosteronism * Small Kidney * Solitary ...
retroperitoneal fibrosis rate of pacemaker firing relaxed pelvic floor. regional progression-free. ...
Retroperitoneal fibrosis, decreased libido, impotence, and Peyronies disease.. The following additional adverse effects have ...
Association of ergot-derived dopamine agonists with pulmonary, retroperitoneal and pericardial fibrosis. [11]. ...
It typically affects the pancreas, the salivary glands, and the retroperitoneal space. However, it might also involve multiple ... is a chronic inflammatory disorder associated with fibrosis and abundant tissue lymphoplasmacytic infiltrations. ... H. Hamanou, S. Kawa, Y. Ochi et al., "Hydronephrosis associated with retroperitoneal fibrosis and sclerosing pancreatitis," The ... retroperitoneal fibrosis, and cholangitis. However, IgG4-RD can involve the vast majority of organs, including the thyroid and ...
Angina, fibrosis (cardiac valvular, retroperitoneal, pleuropulmonary), myocardial infarction, pruritus, vertigo; withdrawal is ... Angina, fibrosis (cardiac valvular, retroperitoneal, pleuropulmonary), myocardial infarction, pruritus, vertigo. ...
IgG4-related prostatitis associated with retroperitoneal fibrosis: a case report]. Nakai Y, Kagebayashi Y, Matsumoto Y, Fukui S ...
Idiopathic retroperitoneal fibrosis: a report of 3 cases.. P Vaideeswar, AS Shenoy, A Sivaraman, JR Deshpande, AA Pandit. April ... Case histories of three male patients diagnosed as idiopathic retroperitoneal fibrosis either on autopsy or following intra- ... Both the elderly patients had aortic atherosclerosis which is suspected to be the etiological factor for fibrosis. However in ...
Idiopathic retroperitoneal fibrosis with protein-losing enteropathy and duodenal obstruction successfully treated with ...
... retroperitoneal fibrosis has been reported. To ensure recognition of retroperitoneal fibrosis at an early reversible stage it ... Retroperitoneal fibrosis has been reported in a few patients receiving long-term therapy (2 to 10 years) with Parlodel in doses ... Gastrointestinal disorders: Nausea, constipation, vomiting, dry mouth, diarrhea, abdominal pain, retroperitoneal fibrosis, ... Respiratory, thoracic and mediastinal disorders: Nasal congestion, pleural effusion, pleural fibrosis, pleurisy, pulmonary ...
  • The association of idiopathic retroperitoneal fibrosis with various immune-related conditions and response to immunosuppression led to a search for an autoimmune cause of idiopathic RPF. (wikipedia.org)
  • Raglianti V, Rossi GM, Vaglio A. Idiopathic retroperitoneal fibrosis: an update for nephrologists. (medscape.com)
  • Yachoui R, Sehgal R, Carmichael B. Idiopathic retroperitoneal fibrosis: clinicopathologic features and outcome analysis. (medscape.com)
  • Idiopathic retroperitoneal fibrosis--is serum alkaline phosphatase a marker of disease activity? (medscape.com)
  • Idiopathic retroperitoneal fibrosis--an update. (medscape.com)
  • Clinical characteristics of IgG4-related retroperitoneal fibrosis versus idiopathic retroperitoneal fibrosis. (medscape.com)
  • Vaglio A, Maritati F. Idiopathic Retroperitoneal Fibrosis. (ubiehealth.com)
  • Idiopathic retroperitoneal fibrosis responds well to corticosteroids and may respond more slowly to tamoxifen, but ureteric stenting is often necessary to relieve obstruction. (rajeevclinic.com)
  • IgG4-RD likely accounts for most cases of idiopathic retroperitoneal fibrosis. (msdmanuals.com)
  • Intravenous urogram in a patient with retroperitoneal fibrosis shows medial deviation of the middle part of both ureters. (medscape.com)
  • Background: Ureterolysis represents the surgical treatment for retroperitoneal fibrosis. (bvsalud.org)
  • Retroperitoneal fibrosis or Ormond's disease is a disease featuring the proliferation of fibrous tissue in the retroperitoneum, the compartment of the body containing the kidneys, aorta, renal tract, and various other structures. (wikipedia.org)
  • Retroperitoneal fibrosis is also known as Ormond's disease. (quittance.co.uk)
  • Wu Jamie, Catelano Edison, Coppola Domenico: Retroperitoneal fibrosis (Ormond's disease): clinical patholoic study of eight cases. (urologiapolska.pl)
  • Immunoglobulin G4-related disease (IgG4-RD) is a chronic inflammatory disorder associated with fibrosis and abundant tissue lymphoplasmacytic infiltrations. (hindawi.com)
  • IgG4-RD connects a variety of disorders once viewed as separate conditions like autoimmune pancreatitis, retroperitoneal fibrosis, sclerosing sialadenitis and etc. (emory.edu)
  • Additionally, malignant retroperitoneal fibrosis less frequently displaces the ureters medially when compared to other causes of retroperitoneal fibrosis. (wikipedia.org)
  • Retroperitoneal fibrosis (RPF) is a form of chronic periaortitis characterized by the development of extensive fibrosis throughout the retroperitoneum, typically centered over the anterior surface of the fourth and fifth lumbar vertebrae and resulting in entrapment and obstruction of retroperitoneal structures, notably the ureters. (medscape.com)
  • Retroperitoneal fibrosis (RPF) is an uncommon disease characterized by a fibrous reaction that takes place in the peri-aortic retroperitoneum and often entraps the ureters causing obstructive uropathy. (qxmd.com)
  • Other associations include: connective tissue disease Riedel's thyroiditis sclerosing cholangitis[citation needed] membranous nephropathy ankylosing spondylitis inflammatory bowel disease ANCA-associated vasculitis autoimmune pancreatitis sarcoidosis primary biliary cirrhosis inflammatory abdominal aortic aneurysm The diagnosis of retroperitoneal fibrosis cannot be made on the basis of the results of laboratory studies. (wikipedia.org)
  • The diagnosis of RPF requires a high degree of suspicion, and the evaluation of patients with presumed idiopathic RPF includes ruling out secondary RPF due to malignancy, infection, retroperitoneal injury, or drugs. (medscape.com)
  • Fenaroli P, Maritati F, Vaglio A. Into Clinical Practice: Diagnosis and Therapy of Retroperitoneal Fibrosis. (medscape.com)
  • If diagnosis is made once fibrosis has developed into ureteral blockage, the obstruction will have to be addressed with drainage tubes or surgery. (logicalimages.com)
  • Tanaka T, Masumori N. Current approach to diagnosis and management of retroperitoneal fibrosis. (ubiehealth.com)
  • DIAGNOSIS: Retroperitoneal fibrosis. (elsevierpure.com)
  • Imaging studies revealed bilateral ureteral obstruction by a large retroperitoneal mass. (elsevierpure.com)
  • Fibrosis of the retroperitoneal connective tissues may encircle and compress the ureter(s), causing obstruction. (rajeevclinic.com)
  • Retroperitoneal fibrosis happens when inflammation and extensive scar tissue develop in the retroperitoneal space (the area behind the stomach, intestines, and other abdominal organs). (ubiehealth.com)
  • Retroperitoneal inflammation causes swelling that occurs in the retroperitoneal space. (medlineplus.gov)
  • Retroperitoneal inflammation and fibrosis is a rare condition. (medlineplus.gov)
  • Treatment depends on the underlying cause of retroperitoneal inflammation and fibrosis. (medlineplus.gov)
  • Chronic Pancreatitis Chronic pancreatitis is persistent inflammation of the pancreas that results in permanent structural damage with fibrosis and ductal strictures, followed by a decline in exocrine and endocrine. (msdmanuals.com)
  • Sclerosing Cholangitis Sclerosing cholangitis refers to chronic cholestatic syndromes characterized by patchy inflammation, fibrosis, and strictures of the intrahepatic and extrahepatic bile ducts. (msdmanuals.com)
  • AIP can occur by itself or in association with other autoimmune diseases such as primary sclerosing cholangitis (PSC), primary biliary cirrhosis, retroperitoneal fibrosis, rheumatoid arthritis, sarcoidosis, and Sjögren's syndrome. (columbiasurgery.org)
  • Malignant retroperitoneal fibrosis usually gives uneven MRI signals, is bulky, extends above the origins of renal arteries, or displaces the aorta anteriorly. (wikipedia.org)
  • Magnetic resonance imaging (MRI) is unable to differentiate more accurately between benign and malignant retroperitoneal fibrosis (RF) than a CT scan. (cristiansurcel.ro)
  • Postoperative regression of retroperitoneal fibrosis in patients with inflammatory abdominal aortic aneurysms: evaluation with spiral computed tomography. (medscape.com)
  • The retroperitoneal space is in front of the lower back and behind the abdominal lining (peritoneum). (medlineplus.gov)
  • of either the thoracic or abdominal aorta, which is distinguished from retroperitoneal fibrosis by the presence of circumferential mural aortic wall thickening or enhancement on imaging studies. (msdmanuals.com)
  • Extrinsic obstructions (those that are caused by factors outside of the urinary tract) include pelvic or abdominal tumours or masses, retroperitoneal fibrosis or neurological deficits. (wikidoc.org)
  • Retroperitoneal fibrosis presenting as acute renal failure. (elsevierpure.com)
  • Dive into the research topics of 'Retroperitoneal fibrosis presenting as acute renal failure. (elsevierpure.com)
  • Renal involvement can be intrinsic or secondary to retroperitoneal fibrosis. (asn-online.org)
  • For this procedure, outcomes have been improved by intraoperative application of 5-FU (5-fluorouracil) or mitomycin, agents that reduce postoperative fibrosis which may result in channel closure. (pharmacology2000.com)
  • Safioleas M, Safioleas P, Stamatakos M, Safioleas C. Retroperitoneal fibrosis obstructing the ureter: a new technique to prevent stenosis recurrence. (medscape.com)
  • The symptoms and signs associated with retroperitoneal fibrosis are nonspecific. (medscape.com)
  • The Courts recognise that the symptoms of retroperitoneal fibrosis can be painful and extremely disruptive to an individual's life and ability to work. (quittance.co.uk)
  • Scleroderma, or systemic sclerosis (SSc), is an autoimmune disease characterized by vasculopathy and fibrosis. (the-rheumatologist.org)
  • Peritoneal fibrosis is a common complication in patients receiving PERITONEAL DIALYSIS and contributes to its gradual decrease in efficiency. (bvsalud.org)
  • Retroperitoneal fibrosis (RPF) is a rare condition characterized by aberrant fibroinflammatory tissue developing in the retroperitoneum. (the-rheumatologist.org)
  • It typically affects the pancreas, the salivary glands, and the retroperitoneal space. (hindawi.com)
  • On histopathology, this fibroinflammatory disease is characterized with specific findings such as lymphoplasmacytic infiltration of IgG4-positive plasma cells, obliterative phlebitis, and storiform fibrosis, in most cases accompanied by increased levels of serum IgG4 [ 10 ]. (hindawi.com)
  • Histologic evaluation demonstrates IgG4+ plasmacyte infiltrate, storiform fibrosis, and obliterative phlebitis. (asn-online.org)
  • Laparoscopic biopsy is safe, minimally invasive, cost-effective, and useful in making therapeutic decisions for retroperitoneal masses. (medscape.com)
  • Srinivasen A, Richstone L, Permpangkosal S, Kavoussi L: Comparison for laparoscopic with open approach for ureterolysis in patients with retroperitoneal fibrosis. (urologiapolska.pl)
  • The aim of the study was to review the outcomes of patients who had undergone radical hysterectomy and radiotherapy for cervical cancer that later developed retroperitoneal fibrosis, for whom 3D laparoscopic ureterolysis was performed in our department and to review current published studies. (bvsalud.org)
  • Kume H, Kitamura T. Spontaneous regression of bilateral hydronephrosis due to retroperitoneal fibrosis. (medscape.com)
  • Retroperitoneal fibrosis (RPF, Ormond disease) is a rare disease distinguished by extensive fibrosis in the peritoneum. (logicalimages.com)
  • Evidence suggests that some cases of unidentified chronic pancreatitis may be associated with atypical mutations of cystic fibrosis genes . (columbiasurgery.org)
  • Idiopathic and secondary forms of retroperitoneal fibrosis: a diagnostic approach. (qxmd.com)
  • Methods: We present a series of cases consisting of 6 patients with secondary retroperitoneal fibrosis. (bvsalud.org)
  • Patients on long-term Sansert therapy may develop retroperitoneal fibrosis, pleuropulmonary fibrosis, and fibrotic thickening of the cardiac valves. (northdrugstore.com)
  • We aimed to evaluate diffusion-weighted imaging (DWI) findings in patients with treated and untreated retroperitoneal fibrosis (RPF). (dirjournal.org)
  • Quantitative DWI signal intensities and apparent-diffusion-coefficients were calculated in regions-of-interest, together with a relative index between signal intensities of RPF and psoas muscle in 15 untreated patients and 14 patients under treatment with remaining perivascular fibrosis of more than 5 mm. (dirjournal.org)
  • Biopsy should also be done if the location of fibrosis is atypical or if there is an inadequate response to initial treatment. (wikipedia.org)
  • Fibrosis is usually circumferential around the aorta (periaortitis) or over only the anterolateral portion. (msdmanuals.com)
  • Kardar AH, Kattan S, Lindstet E, Hanash K: Steroid therapy for idioatic retroperitoneal fibrosis- dose and duration. (urologiapolska.pl)
  • Riedel thyroiditis (RT) is characterized by the replacement of normal thyroid parenchyma with dense fibrotic tissue and by the extension of this fibrosis to adjacent structures of the neck. (medscape.com)
  • The fibrosis is most commonly idiopathic, but can represent a reaction to infection, radiation or aortic aneurysm, or be caused by cancer or a drug reaction - methysergide, for example. (rajeevclinic.com)
  • Over time, it can lead to a mass behind the abdomen and its contents called retroperitoneal fibrosis. (medlineplus.gov)