Hepatic arteries and the parallel-channel sign.
J Clin Ultrasound, 1979/4;7(2):125-7.
PMID: 108309
Impact factor: 0.869
Abstract
The sonographic parallel-channel sign is not pathognomonic of dilatation of the biliary tree. Often, the so-called parallel channel is a hepatic artery. The differentiation between a bile duct and a hepatic artery is usually possible with good sonographic technique.
MeSH terms
Bile Ducts; Biliary Tract Diseases; Dilatation, Pathologic; Hepatic Artery; Humans; Portal Vein; Ultrasonography
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