Sphincter of OddiSphincter of Oddi DysfunctionManometryAnal CanalCommon Bile Duct DiseasesEsophagogastric JunctionAmpulla of VaterEsophageal Sphincter, UpperFecal IncontinencePressureUrinary Sphincter, ArtificialSphincterotomy, EndoscopicUrethraOpossumsPostcholecystectomy SyndromeCholecystectomyBiliary DyskinesiaEsophagusButylscopolammonium BromideIrisTechnetium Tc 99m DisofeninGallbladderPeristalsisCholangiopancreatography, Endoscopic RetrogradeDilatationCommon Bile DuctMuscle RelaxationMuscle ContractionSpasmGastrointestinal MotilityGastroesophageal RefluxSphincterotomy, TranshepaticCholecystokininEsophageal AchalasiaDeglutitionLacerationsMuscle, SmoothImino AcidsAnus DiseasesRectumLithiasisUrodynamicsTechnetium Tc 99m LidofeninDuodenumAtropineFissure in AnoPerineumSolanaceous AlkaloidsDuodenogastric RefluxPancreatitisRectal ProlapseUrinary Bladder, NeurogenicUrinationSincalideReflexDefecationBiliary Tract DiseasesGallstones