title: Single-puncture method for percutaneous transhepatic portography using a thin needle.
mesh_terms: D002404:Catheterization / Q000295:instrumentation / Q000379:methods*; D006801:Humans; D009339:Needles; D011169:Portal Vein / Q000000981:diagnostic imaging*; D011677:Punctures / Q000295:instrumentation / Q000379:methods*; D011859:Radiography