An official website of the United States government
Here's how you know
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.
(A) After initial dissection, the ultrasound is used to visualize the large blood vessel near the plane of resection (arrow). (B) Careful dissection in the area identified on ultrasound leads to identification and preservation of the artery (arrow).