Case Report
Copyright ©2009 The WJG Press and Baishideng.
World J Gastroenterol. Feb 7, 2009; 15(5): 622-627
Published online Feb 7, 2009. doi: 10.3748/wjg.15.622
Figure 1
Figure 1 Abdominal US. A: Pancreatic head mass with hypo-echogenicity, 43 mm in diameter, which compressed the lower portion of the bile duct, and resulted in upstream bile tract dilatation; B: Many tiny, diffuse hyperechoic patches or comet-like tails that suggested the presence of certain intrahepatic abnormalities, but the reason could not be elucidated.