ManometryEsophageal Motility DisordersSphincter of OddiEsophagusPeristalsisDeglutitionAnal CanalEsophageal AchalasiaPressureEsophageal Spasm, DiffuseEsophageal Sphincter, LowerEsophageal Sphincter, UpperEsophageal pH MonitoringEsophagogastric JunctionDeglutition DisordersGastrointestinal MotilityGastroesophageal RefluxEsophageal DiseasesCommon Bile Duct DiseasesFecal IncontinenceDiagnostic Techniques, Digestive SystemPollen TubeConstipationDefecationRectumNeural Tube DefectsMyoelectric Complex, MigratingPostcholecystectomy SyndromeFundoplicationGastrointestinal TransitSphincter of Oddi DysfunctionFluoroscopyIntestinal Pseudo-ObstructionNeural TubeTransducers, PressureTechnetium Tc 99m DisofeninFallopian TubesPharynxMonitoring, AmbulatoryRectal ProlapseElectric ImpedanceFissure in AnoHernia, HiatalEustachian TubeEsophagoscopyChest PainAmpulla of VaterChest TubesSpeech, EsophagealSpasmEsophagitis, PepticRectal DiseasesGastric EmptyingDilatationSurgical StaplingButylscopolammonium BromideDuodenumMegacolonDigestive System Surgical ProceduresSphincterotomy, EndoscopicDefecographyGastrointestinal AgentsCholecystectomyDiverticulum, EsophagealTechnetium Tc 99m LidofeninEructationAnti-Dyskinesia AgentsEncopresisLarynx, ArtificialEsophagitisPyloric AntrumHeartburn