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 twenty-one-year-old man with silicosis. MDCT scan demonstrates ground glass opacity (short arrow), centrilobular nodules (long arrow) and interlobular septal thickening (thick arrow) in the superior segment of the lower lobe of the right lung
