Figure 1. A 24-year-old man with dyspnea and persistent cough. Postero-anterior (PA) chest radiography revealed a well-marginated homogeneous opacity in the middle right border of the heart margin.
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.