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.
Representative manual segmentation (A) and automatic segmentation (B) of muscle cross sectional area (red). White arrows depict areas of routinely overestimated muscle tissue at linea alba (top), spinous process (bottom), and tissue beside vertebral body (left). Uncommonly overestimated areas include enhanced intraperitoneal fat (yellow arrow).
