a calcium deposition seems to obscure the proximal part of the stenosis in the LAD. LCX=left circumflex artery. The great cardiac vein (GCV) can first be recognized at the anterior ...

The left main coronary artery ... LAD and circumflex arise separately from the left coronary cusp). Intravascular ultrasound (IVUS) is frequently used to diagnose left main coronary stenosis ...