title: Evaluation of hematochezia.
abstract: Although etiologies are diverse, diagnosis can usually be made with a careful history and physical examination, plus selected radiographic or endoscopic studies. Colonoscopy also sometimes allows prompt, definitive therapy.
authors.affiliation: Gastroenterology Section, Temple University School of Medicine, Philadelphia.
authors.forename: B
authors.initials: B
authors.lastname: Krevsky
mesh_terms: D003937:Diagnosis, Differential; D005243:Feces; D006471:Gastrointestinal Hemorrhage / Q000175:diagnosis* / Q000209:etiology; D006801:Humans; D008551:Melena / Q000175:diagnosis / Q000209:etiology; D009780:Occult Blood; D010808:Physical Examination / Q000379:methods