ManometryEsophageal Motility DisordersSphincter of OddiEsophagusPeristalsisDeglutitionAnal CanalEsophageal AchalasiaEsophageal Spasm, DiffusePressureEsophageal Sphincter, LowerEsophageal Sphincter, UpperEsophageal pH MonitoringEsophagogastric JunctionGastroesophageal RefluxGastrointestinal MotilityDeglutition DisordersEsophageal DiseasesCommon Bile Duct DiseasesFecal IncontinenceDiagnostic Techniques, Digestive SystemConstipationDefecationRectumMyoelectric Complex, MigratingPostcholecystectomy SyndromeGastrointestinal TransitFundoplicationSphincter of Oddi DysfunctionIntestinal Pseudo-ObstructionFluoroscopyTransducers, PressureTechnetium Tc 99m DisofeninPharynxMonitoring, AmbulatoryRectal ProlapseElectric ImpedanceFissure in AnoHernia, HiatalEsophagoscopyAmpulla of VaterChest PainSpeech, EsophagealSpasmEsophagitis, PepticRectal DiseasesGastric EmptyingButylscopolammonium BromideSurgical StaplingMegacolonDilatationDuodenumSphincterotomy, EndoscopicDigestive System Surgical ProceduresDefecographyGastrointestinal AgentsTechnetium Tc 99m LidofeninCholecystectomyDiverticulum, EsophagealEructationAnti-Dyskinesia AgentsEncopresisLarynx, ArtificialPyloric AntrumEsophagitisHeartburn