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.
Coronary angiograms of the LM and LAD in a 45-year-old with palpitations and a positive stress echocardiogram. A, The MRA image of the normal LM and LAD. B, The corresponding normal x-ray angiogram. D1 is the first diagonal branch of the LAD (arrowhead).
