Intestinal ObstructionAirway ObstructionUreteral ObstructionColonic DiseasesColonColonic NeoplasmsIdiopathic Pulmonary FibrosisDuodenal ObstructionUrinary Bladder Neck ObstructionUrethral ObstructionNasal ObstructionGastric Outlet ObstructionVentricular Outflow ObstructionScoliosisIntestinal MucosaLacrimal Duct ObstructionArthritis, JuvenilePurpura, Thrombocytopenic, IdiopathicColonic PolypsCholestasisColitisHydronephrosisColonic Pseudo-ObstructionTreatment OutcomePulmonary FibrosisCholestasis, ExtrahepaticGastrointestinal TransitIdiopathic Interstitial PneumoniasGastrointestinal MotilityIleal DiseasesBezoarsRetroperitoneal FibrosisRetrospective StudiesCardiomyopathy, DilatedT-Lymphocytopenia, Idiopathic CD4-PositiveDiverticulosis, ColonicJejunal DiseasesTomography, X-Ray ComputedLung Diseases, ObstructiveColitis, UlcerativeRespiratory Function TestsForced Expiratory VolumeConstriction, PathologicFollow-Up StudiesConstipationVital CapacityTime FactorsSpirometryIntestinal Pseudo-ObstructionDiverticulitis, ColonicNasolacrimal DuctTissue AdhesionsHyperostosis, Diffuse Idiopathic SkeletalLungIntestine, SmallPostoperative ComplicationsRectumPseudotumor CerebriBracesColonoscopyDextran SulfateKidney PelvisSeverity of Illness IndexProspective StudiesBiopsyCardiomyopathy, HypertrophicDefecationCase-Control StudiesGlomerulonephritis, MembranousBronchial DiseasesEndoscopyLung Diseases, InterstitialChronic DiseaseColectomyDiverticulum, ColonAzoxymethaneStentsColonic Diseases, FunctionalAirway ResistanceAnastomosis, SurgicalSuperior Vena Cava SyndromeColon, SigmoidIntussusceptionDisease Models, AnimalTrinitrobenzenesulfonic AcidUreterMyositisIntestinal PerforationPurpura, ThrombocytopenicClubfootSigmoid DiseasesColostomyAcute DiseaseNephrotic SyndromeManometryHerniaHypertension, PulmonaryMegacolonPulmonary Veno-Occlusive DiseaseRecurrence