Fig. 3.
Endoscopic ultrasonography showed a well-delineated, oval-shaped mass with predominant hypoechogenicity and common-bile-duct dilatation.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.