title: Cholangitis in ulcerative colitis--a risk factor for colonic malignancy?
authors.affiliation: Innere Abteilung, Evangelisches Krankenhaus Kalk, Köln, Germany.
authors.forename: W
authors.initials: W
authors.lastname: Kruis
mesh_terms: D015209:Cholangitis, Sclerosing / Q000150:complications* / Q000209:etiology; D003093:Colitis, Ulcerative / Q000150:complications*; D003110:Colonic Neoplasms / Q000209:etiology*; D003937:Diagnosis, Differential; D006801:Humans; D008111:Liver Function Tests; D015995:Prevalence; D012307:Risk Factors