title: Scrape biopsy of malignant biliary stricture through percutaneous transhepatic biliary drainage tracts.
authors.affiliation: Department of Radiology, Prince of Wales Hospital, Shatin, N.T., Hong Kong.
authors.forename: C K
authors.initials: CK
authors.lastname: Yip
authors.forename: J W
authors.initials: JW
authors.lastname: Leung
authors.forename: M K
authors.initials: MK
authors.lastname: Chan
authors.forename: C
authors.initials: C
authors.lastname: Metreweli
mesh_terms: D000328:Adult; D000368:Aged; D001650:Bile Duct Neoplasms / Q000150:complications* / Q000473:pathology; D001706:Biopsy / Q000295:instrumentation* / Q000379:methods; D002779:Cholestasis / Q000209:etiology / Q000473:pathology*; D004322:Drainage / Q000379:methods*; D004867:Equipment Design; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D012680:Sensitivity and Specificity