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.
Normal left anterior descending (LAD) and right coronary (RCA) arteries are shown in a 2D curved planar reformatted image from a retrospectively ECG-gated MDCT data set. A punctuate focus of calcification is in the proximal left circumflex artery (arrow).
