title: Case of the month: bleeding and cholangiographic filling defects--an unavoidable link.
authors.affiliation: Department of Diagnostic Radiology, University of Hong Kong.
authors.forename: W C
authors.initials: WC
authors.lastname: Peh
authors.forename: E C
authors.initials: EC
authors.lastname: Lai
authors.forename: H
authors.initials: H
authors.lastname: Ngan
mesh_terms: D002760:Cholangiopancreatography, Endoscopic Retrograde; D005260:Female; D006471:Gastrointestinal Hemorrhage / Q000209:etiology*; D006801:Humans; D008099:Liver / Q000000981:diagnostic imaging; D008875:Middle Aged; D013683:Telangiectasia, Hereditary Hemorrhagic / Q000175:diagnosis*; D014463:Ultrasonography