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.
Examples of assessment of radio-opacity on the fluoroscopic examinations. The fluoroscopic images show (A) a minimally increased opacity (arrow) (score 1), (B) a low density of increased opacity (arrow) (score 2), and (C) a compact nodular increased opacity (arrow) (score 3).
