Infections with nematodes of the genus DIPETALONEMA.
A filarial nematode parasite of mammalian blood with the vector being a tick or small fly.
The prelarval stage of Filarioidea in the blood and other tissues of mammals and birds. They are removed from these hosts by blood-sucking insects in which they metamorphose into mature larvae.
Infections with nematodes of the superfamily FILARIOIDEA. The presence of living worms in the body is mainly asymptomatic but the death of adult worms leads to granulomatous inflammation and permanent fibrosis. Organisms of the genus Elaeophora infect wild elk and domestic sheep causing ischemic necrosis of the brain, blindness, and dermatosis of the face.
A filarial parasite primarily of dogs but occurring also in foxes, wolves, and humans. The parasite is transmitted by mosquitoes.
Diseases of the domestic cat (Felis catus or F. domesticus). This term does not include diseases of the so-called big cats such as CHEETAHS; LIONS; tigers, cougars, panthers, leopards, and other Felidae for which the heading CARNIVORA is used.
Infection with nematodes of the genus DIROFILARIA, usually in animals, especially dogs, but occasionally in man.
Animals kept by humans for companionship and enjoyment, as opposed to DOMESTIC ANIMALS such as livestock or farm animals, which are kept for economic reasons.
Diseases of the domestic dog (Canis familiaris). This term does not include diseases of wild dogs, WOLVES; FOXES; and other Canidae for which the heading CARNIVORA is used.
The short wide vessel arising from the conus arteriosus of the right ventricle and conveying unaerated blood to the lungs.
The domestic cat, Felis catus, of the carnivore family FELIDAE, comprising over 30 different breeds. The domestic cat is descended primarily from the wild cat of Africa and extreme southwestern Asia. Though probably present in towns in Palestine as long ago as 7000 years, actual domestication occurred in Egypt about 4000 years ago. (From Walker's Mammals of the World, 6th ed, p801)
I'm sorry for any confusion, but "Italy" is not a medical term or concept, it's a country located in Southern Europe. If you have any questions related to medical topics, I'd be happy to help with those!
A filarial parasite primarily affecting dogs and cats, but causing an emerging zoonosis in humans involving subcutaneous lesions. It is transmitted by MOSQUITOES.
A genus of filarial nematodes. Various immature species have been found to infect the eyes or subcutaneous tissue in humans.
Created 1 January 1993 as a result of the division of Czechoslovakia into the Czech Republic and Slovakia.
Skin diseases caused by ARTHROPODS; HELMINTHS; or other parasites.

Amyloidosis induced in hamsters by a filarid parasite (Dipetalonema viteae). (1/13)

Amyloidosis was induced in hmasters infected with the filarial nematode parasite, Dipetalonema viteae. The incidence of amyloidosis was 64% in a group inoculated with 150 larvae and 54% in the group receiving 150 larvae in each of two inoculations. Amyloidosis was not seen in control animals. Microfilariae probably served as the antigenic stimulus in the pathogenesis of amyloidosis, since those animals in which amyloidosis was formed had microfilaremias that were significantly greater (P less than 0.05) both in number and duration than those in infected animals that did not develop amyloidosis. Other reports of amyloidosis associated with filariasis are reviewed.  (+info)

Expanded numbers of circulating myeloid dendritic cells in patent human filarial infection reflect lower CCR1 expression. (2/13)

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Hippobosca longipennis--a potential intermediate host of a species of Acanthocheilonema in dogs in northern India. (3/13)

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Epidemiology of concomitant infection due to Loa loa and Mansonella perstans in Gabon. (4/13)

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Multiple live subconjunctival dipetalonema: report of a case. (5/13)

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Immune response to Acanthocheilonema viteae infection in multimammate rats (Mastomys natalensis). (6/13)

The multimammate rat Mastomys natalensis, when infected with the filarial parasite Acanthocheilonema viteae, develops amicrofilaraemia. Worm recovery and the duration and intensity of microfilaraemia were analysed and related to the humoral and cellular immune responses of the host by using an antibody-dependent cell-mediated cytotoxicity (ADCC) assay towards microfilariae (Mf). Mf were detected in the peripheral blood at 7 weeks post-infection (p.i.), reaching maximum levels by 20 weeks p.i., and then gradually decreasing to undetectable levels during the next 36 weeks. The cytotoxic antibodies appeared around 15-18 weeks p.i., and the serum at 36 weeks p.i. induced 70% cytotoxicity to the Mf in vitro in the presence of host cells. The IgM fraction of the immune serum from amicrofilaraemic Mastomys promoted ADCC to Mf both in vitro and in vivo. Macrophages were more potent in inducing cytotoxic effect than eosinophils and neutrophils. Platelets were ineffective in killing the Mf in the presence of immune serum. IgM antibody cleared the circulating Mf from the blood when given passively to infected Mastomys. The average recovery of adult worms was about 20% of the inoculated larvae. No live females could be recovered 56 weeks p.i. Thus protective immune responses built up over an extended period of time are elicited against the Mf and perhaps even to adults in Mastomys infected with A. viteae.  (+info)

Cellular and humoral immune responses of jirds resistant to Dipetalonema viteae infection. (7/13)

Jirds with prepatent Dipetalonema viteae infections develop an acquired immunity to challenge infections. The objective of the present study was to observe parasite-specific and nonspecific cellular and humoral immune responses in immune jirds. Splenic hyperplasia was observed in infected jirds during the first 5 weeks of infection. Antigen-reactive spleen cells were observed in the lymphocyte transformation assay at 3 weeks postinfection. A depressed response to concanavalin A (ConA) was seen at 1 week postinfection through week 5. Mitomycin C-treated cells from infected jirds were capable of suppressing the response of normal cells to ConA. Sephadex G-10-nonadherent spleen cells from infected jirds showed elevated responses to D. viteae antigen at 1, 3, and 5 weeks and elevated responses to ConA at 3 and 5 weeks. Filaria-specific antibodies were seen at 1 week postinfection, and titers rose through week 5. Plaque-forming cell production to sheep erythrocytes was not depressed in infected jirds. It was concluded that jirds react immunologically with both cellular and humoral responses during the prepatent period of D. viteae infection. A concurrent immune depression was seen. Its effect on resistance and tolerance remains to be determined.  (+info)

The Ig class distribution of anti-phosphoryl choline responses in mice infected with parasitic nematodes. (8/13)

The anti-phosphoryl choline antibody responses of resistant and susceptible strains of mice infected with microfilariae of Dipetalonema viteae or the gastrointestinal nematode parasite Trichinella spiralis were determined. The responses were characterized both in terms of their kinetics and the constituent role played by each immunoglobulin heavy-chain class. Infection with either parasite elicited detectable responses in all strains investigated. However, the kinetics of the response of each heavy-chain class within each strain could vary independently. Furthermore, differences were observed between the responses of inbred mouse strains that differ in their ability to control infection. It was not possible, however, to correlate these differences in the serological response with the ability of these animals to control infection. The results are discussed in relation to attempts to improve serological diagnostic assays.  (+info)

Dipetalonema infections are caused by parasitic nematode (roundworm) species that can infect humans and animals. The two main Dipetalonema species known to cause human infection are Dipetalonema perstans and Dipetalonema streptocerca. These infections are more commonly found in tropical and subtropical regions, particularly in Africa.

1. Dipetalonema perstans: This species is also known as "cutaneous filariasis" or "subcutaneous filariasis." The adult worms reside in the connective tissue of the human host, where they can live for several years. Female worms release microfilariae (immature larvae) into the bloodstream, but they do not follow a specific circadian rhythm (unlike other filarial species). Transmission to humans usually occurs through the bite of infected blackflies (Simulium spp.). Most infections are asymptomatic, but some individuals may experience skin manifestations such as pruritus (itching), papular eruptions, or elephantiasis.
2. Dipetalonema streptocerca: This species is also known as "folliculitis filariasis" and is primarily found in West and Central Africa. Adult worms reside in the subcutaneous tissue and release microfilariae into the skin, where they can be ingested by blood-feeding insects such as stable flies (Stomoxys calcitrans). Transmission to humans occurs through the bite of infected stable flies. The primary clinical manifestation is folliculitis, characterized by the presence of small, itchy papules and pustules around hair follicles, particularly on the lower extremities.

Diagnosis of Dipetalonema infections typically involves detecting microfilariae in blood or skin samples using microscopy or molecular techniques such as PCR. Treatment usually consists of administering anti-parasitic drugs like ivermectin, diethylcarbamazine, or albendazole to eliminate the adult worms and microfilariae. Preventive measures include wearing protective clothing, using insect repellents, and applying bed nets to reduce exposure to insect vectors.

Dipetalonema is a genus of parasitic nematodes (roundworms) that can infect various mammals, including humans. Two species within this genus, Dipetalonema perstans and Dipetalonema streptocerca, are known to cause human filariasis, a group of tropical diseases characterized by the presence of parasitic worms in the lymphatic system.

Dipetalonema perstans is also known as "persistent strongyloides" and can cause a condition called "tropical pulmonary eosinophilia." This species has a complex life cycle involving mosquitoes as intermediate hosts. The adult worms reside in the abdominal cavity of the human host, where they produce microfilariae that circulate in the bloodstream. When an infected mosquito takes a blood meal, it ingests the microfilariae, which then develop into infective larvae inside the mosquito. Upon subsequent bites by the mosquito, these infective larvae enter the human host and migrate to the abdominal cavity, where they mature into adults and continue the life cycle.

Dipetalonema streptocerca is primarily found in West Africa and causes a condition known as "cutaneous filariasis" or "subcutaneous filariasis." This species has a similar life cycle to D. perstans, but it involves biting midges (culicoides) instead of mosquitoes as intermediate hosts. The adult worms reside in the subcutaneous tissue, where they produce microfilariae that circulate in the skin. Infective larvae develop inside the biting midge and are transmitted to humans during blood feeding.

The symptoms of Dipetalonema infections can vary widely depending on the species and the severity of the infection. Some people may not experience any symptoms, while others may have fever, cough, wheezing, skin rashes, or lymphatic swelling (lymphedema). Treatment typically involves administration of anti-parasitic drugs such as diethylcarbamazine or ivermectin.

Microfilaria is the larval form of certain parasitic roundworms (nematodes) belonging to the family Onchocercidae. These worms include species that cause filariasis, which are diseases transmitted through the bite of infected mosquitoes or blackflies. The microfilariae are found in the blood or tissue fluids of the host and can measure from 200 to 300 microns in length. They have a distinct sheath and a characteristic tail taper, which helps in their identification under a microscope. Different filarial species have specific microfilariae characteristics, such as size, shape, and lifestyle patterns (nocturnal or diurnal periodicity). The presence of microfilariae in the host's blood or tissue fluids is indicative of an ongoing infection with the respective filarial parasite.

Filariasis is a parasitic disease caused by infection with roundworms of the Filarioidea type. The infection is spread through the bite of infected mosquitoes and can lead to various symptoms depending on the type of filarial worm, including lymphatic dysfunction (elephantiasis), eye damage (onchocerciasis or river blindness), and tropical pulmonary eosinophilia. The disease is prevalent in tropical areas with poor sanitation and lack of access to clean water. Preventive measures include wearing protective clothing, using insect repellents, and sleeping under mosquito nets. Treatment typically involves the use of antiparasitic drugs such as diethylcarbamazine or ivermectin.

"Dirofilaria immitis" is a species of parasitic roundworm that can infect dogs, cats, and other animals, including humans. It is the causative agent of heartworm disease in these animals. The adult worms typically reside in the pulmonary arteries and hearts of infected animals, where they can cause serious damage to the cardiovascular system.

The life cycle of Dirofilaria immitis involves mosquitoes as intermediate hosts. Infected animals produce microfilariae, which are taken up by mosquitoes during blood meals. These larvae then develop into infective stages within the mosquito and can be transmitted to other animals through the mosquito's bite.

In dogs, heartworm disease is often asymptomatic in the early stages but can progress to cause coughing, exercise intolerance, heart failure, and even death if left untreated. In cats, heartworm disease is more difficult to diagnose and often causes respiratory symptoms such as coughing and wheezing.

Preventive measures, such as regular administration of heartworm preventatives, are essential for protecting animals from this parasitic infection.

There are many diseases that can affect cats, and the specific medical definitions for these conditions can be quite detailed and complex. However, here are some common categories of feline diseases and examples of each:

1. Infectious diseases: These are caused by viruses, bacteria, fungi, or parasites. Examples include:
* Feline panleukopenia virus (FPV), also known as feline parvovirus, which can cause severe gastrointestinal symptoms and death in kittens.
* Feline calicivirus (FCV), which can cause upper respiratory symptoms such as sneezing and nasal discharge.
* Feline leukemia virus (FeLV), which can suppress the immune system and lead to a variety of secondary infections and diseases.
* Bacterial infections, such as those caused by Pasteurella multocida or Bartonella henselae, which can cause abscesses or other symptoms.
2. Neoplastic diseases: These are cancerous conditions that can affect various organs and tissues in cats. Examples include:
* Lymphoma, which is a common type of cancer in cats that can affect the lymph nodes, spleen, liver, and other organs.
* Fibrosarcoma, which is a type of soft tissue cancer that can arise from fibrous connective tissue.
* Squamous cell carcinoma, which is a type of skin cancer that can be caused by exposure to sunlight or tobacco smoke.
3. Degenerative diseases: These are conditions that result from the normal wear and tear of aging or other factors. Examples include:
* Osteoarthritis, which is a degenerative joint disease that can cause pain and stiffness in older cats.
* Dental disease, which is a common condition in cats that can lead to tooth loss, gum inflammation, and other problems.
* Heart disease, such as hypertrophic cardiomyopathy (HCM), which is a thickening of the heart muscle that can lead to congestive heart failure.
4. Hereditary diseases: These are conditions that are inherited from a cat's parents and are present at birth or develop early in life. Examples include:
* Polycystic kidney disease (PKD), which is a genetic disorder that causes cysts to form in the kidneys and can lead to kidney failure.
* Hypertrophic cardiomyopathy (HCM), which can be inherited as an autosomal dominant trait in some cats.
* Progressive retinal atrophy (PRA), which is a group of genetic disorders that cause degeneration of the retina and can lead to blindness.

Dirofilariasis is a parasitic disease caused by infection with nematode (roundworm) species of the genus Dirofilaria. The most common species to infect humans are Dirofilaria immitis and Dirofilaria repens, which are carried by mosquitoes and can be transmitted to humans through their bite.

In humans, dirofilariasis often affects the eyes or the skin. When it involves the eye, it is called ocular dirofilariasis, and the worm typically localizes in the conjunctiva, eyelid, or subconjunctival tissues, causing symptoms such as pain, redness, swelling, and discharge. In some cases, the worm may migrate to other parts of the eye, leading to more serious complications.

Cutaneous dirofilariasis, on the other hand, involves the skin and is usually characterized by the presence of a subcutaneous nodule or a slowly growing, painless mass, often found on the trunk, arms, or legs. The worm can sometimes be seen moving under the skin.

Treatment for dirofilariasis typically involves surgical removal of the worm, followed by antibiotic therapy to prevent secondary bacterial infections. In some cases, anti-parasitic medications may also be prescribed. Preventive measures include avoiding mosquito bites and using insect repellents when spending time outdoors in areas where dirofilariasis is common.

I'm sorry for any confusion, but "pets" is not a medical term. In general, a pet is a domesticated animal, usually kept for companionship or pleasure. They are not typically associated with medical definitions or terminology. If you have any questions related to veterinary medicine or the care of pets as it relates to human health, I'd be happy to try and help answer those!

There is no medical definition for "dog diseases" as it is too broad a term. However, dogs can suffer from various health conditions and illnesses that are specific to their species or similar to those found in humans. Some common categories of dog diseases include:

1. Infectious Diseases: These are caused by viruses, bacteria, fungi, or parasites. Examples include distemper, parvovirus, kennel cough, Lyme disease, and heartworms.
2. Hereditary/Genetic Disorders: Some dogs may inherit certain genetic disorders from their parents. Examples include hip dysplasia, elbow dysplasia, progressive retinal atrophy (PRA), and degenerative myelopathy.
3. Age-Related Diseases: As dogs age, they become more susceptible to various health issues. Common age-related diseases in dogs include arthritis, dental disease, cancer, and cognitive dysfunction syndrome (CDS).
4. Nutritional Disorders: Malnutrition or improper feeding can lead to various health problems in dogs. Examples include obesity, malnutrition, and vitamin deficiencies.
5. Environmental Diseases: These are caused by exposure to environmental factors such as toxins, allergens, or extreme temperatures. Examples include heatstroke, frostbite, and toxicities from ingesting harmful substances.
6. Neurological Disorders: Dogs can suffer from various neurological conditions that affect their nervous system. Examples include epilepsy, intervertebral disc disease (IVDD), and vestibular disease.
7. Behavioral Disorders: Some dogs may develop behavioral issues due to various factors such as anxiety, fear, or aggression. Examples include separation anxiety, noise phobias, and resource guarding.

It's important to note that regular veterinary care, proper nutrition, exercise, and preventative measures can help reduce the risk of many dog diseases.

The pulmonary artery is a large blood vessel that carries deoxygenated blood from the right ventricle of the heart to the lungs for oxygenation. It divides into two main branches, the right and left pulmonary arteries, which further divide into smaller vessels called arterioles, and then into a vast network of capillaries in the lungs where gas exchange occurs. The thin walls of these capillaries allow oxygen to diffuse into the blood and carbon dioxide to diffuse out, making the blood oxygen-rich before it is pumped back to the left side of the heart through the pulmonary veins. This process is crucial for maintaining proper oxygenation of the body's tissues and organs.

"Cat" is a common name that refers to various species of small carnivorous mammals that belong to the family Felidae. The domestic cat, also known as Felis catus or Felis silvestris catus, is a popular pet and companion animal. It is a subspecies of the wildcat, which is found in Europe, Africa, and Asia.

Domestic cats are often kept as pets because of their companionship, playful behavior, and ability to hunt vermin. They are also valued for their ability to provide emotional support and therapy to people. Cats are obligate carnivores, which means that they require a diet that consists mainly of meat to meet their nutritional needs.

Cats are known for their agility, sharp senses, and predatory instincts. They have retractable claws, which they use for hunting and self-defense. Cats also have a keen sense of smell, hearing, and vision, which allow them to detect prey and navigate their environment.

In medical terms, cats can be hosts to various parasites and diseases that can affect humans and other animals. Some common feline diseases include rabies, feline leukemia virus (FeLV), feline immunodeficiency virus (FIV), and toxoplasmosis. It is important for cat owners to keep their pets healthy and up-to-date on vaccinations and preventative treatments to protect both the cats and their human companions.

I'm sorry for any confusion, but "Italy" is not a medical term or concept. It is a country located in Southern Europe. If you have any questions related to medical terminology or health-related topics, I would be happy to try and help answer those for you.

Dirofilaria repens is a species of parasitic roundworm that can infect various mammals, including humans. It is primarily transmitted through the bite of infected mosquitoes. The adult worms typically reside in the subcutaneous tissues or within body cavities of the definitive host (usually dogs and other canids), where they can cause a condition known as dirofilariasis.

In humans, D. repens infections are often asymptomatic or may present with non-specific symptoms such as localized swelling, itching, or pain at the site of infection. Occasionally, more severe complications like blindness can occur if the worms invade the eye. Treatment typically involves surgical removal of the worms and sometimes medication to eliminate any remaining larvae. Preventive measures include avoiding mosquito bites and administering preventative treatments to pets in endemic areas.

Dirofilaria is a genus of parasitic nematode (roundworm) that can cause heartworm disease in animals such as dogs, cats, and ferrets. The most common species to infect pets is Dirofilaria immitis. These worms are transmitted through the bite of an infected mosquito. The larvae enter the host's body and migrate to the heart and pulmonary arteries, where they mature into adults and produce offspring (microfilaria). The presence of these worms can lead to serious health problems and even death in severe cases if left untreated. Regular prevention through veterinarian-prescribed medication is recommended for pets at risk of infection.

I'm sorry for any confusion, but "Slovakia" is not a medical term. It is a country located in Central Europe. If you have any questions about medical terms or concepts, I would be happy to help answer those for you.

Parasitic skin diseases are conditions caused by parasites living on or in the skin. These parasites can be insects, mites, or fungi that feed off of the host for their own survival. They can cause a variety of symptoms including itching, rashes, blisters, and lesions on the skin. Examples of parasitic skin diseases include scabies, lice infestations, and ringworm. Treatment typically involves the use of topical or oral medications to kill the parasites and alleviate symptoms.

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