2005
Clinical Utility of Diagnostic Tests for Constipation in Adults: A Systematic Review
Rao S, Ozturk R, Laine L. Clinical Utility of Diagnostic Tests for Constipation in Adults: A Systematic Review. The American Journal Of Gastroenterology 2005, 100: ajg2005283. PMID: 15984989, DOI: 10.1111/j.1572-0241.2005.41845.x.Peer-Reviewed Original ResearchConceptsBlood testsDiagnostic testsSystematic reviewAnorectal manometry studyDiagnosis of constipationRetrospective endoscopic studySlow transit constipationAbdominal X-rayBalloon expulsion testColonic transit studyTransit constipationAnorectal manometryColonic transitEndoscopic studyBalloon expulsionBarium enemaProspective studyExpulsion testPhysiologic abnormalitiesHistorical controlsConstipationManometry studiesStudy populationAlarm featuresMethodological quality
1999
An evidence-based approach to gastroenterology diagnosis
Schoenfeld* P, Guyatt‡ G, Hamilton§ F, Laine∥ L, Cook‡ D, Bjorkman¶ D, Morgan# D, Peterson** W, Group F. An evidence-based approach to gastroenterology diagnosis. Gastroenterology 1999, 116: 1230-1237. PMID: 10220515, DOI: 10.1016/s0016-5085(99)70026-0.Peer-Reviewed Original Research