ColonoscopyColonic PolypsColonoscopesCatharticsColonography, Computed TomographicColorectal NeoplasmsOccult BloodSigmoidoscopyColonic DiseasesAdenomaEnemaAdenomatous PolypsBisacodylEarly Detection of CancerBarium SulfateMass ScreeningGastroenterologyColonic NeoplasmsIntestinal PolypsGastrointestinal HemorrhageColonConscious SedationColitis, IschemicDiverticulum, ColonSplenic RuptureSensitivity and SpecificityTherapeutic IrrigationRectal DiseasesMelenaIndigo CarmineEndoscopy, GastrointestinalImmunohistochemistryParaffin EmbeddingDiverticulosis, ColonicRetrospective StudiesSenna ExtractColon, SigmoidIntestinal PerforationBiopsyColitis, UlcerativeTissue FixationRectumDeep SedationProspective StudiesCecumCapsule EndoscopyCecal DiseasesPicolinesEndoscopyLaxativesSimethiconeEndoscopy, Digestive SystemRectal NeoplasmsTime FactorsColon, DescendingColitis, LymphocyticFormaldehydeIntestinal MucosaTumor Markers, BiologicalIleocecal ValveCapsule EndoscopesColitis, MicroscopicReproducibility of ResultsRomaniaColitis, CollagenousPolymerase Chain ReactionIntubation, GastrointestinalRisk FactorsAdenocarcinomaIntestinal PolyposisPolyethylene GlycolsGuaiacPatient ComplianceReverse Transcriptase Polymerase Chain ReactionAdenoma, VillousPatient NavigationCase-Control StudiesDouble-Balloon EnteroscopyUlcerPrecancerous ConditionsGene Expression ProfilingPhysicians, Primary CareColectomyFixatives