67 year old male with severe three-vessel coronary artery disease with occluded native Left Anterior Descending aorta and Right Coronary Artery. Both images display the Left Main Coronary Artery with a small aneurysm (12mm). The proximal non-dominant Left Circumflex Artery is patent, but severely diseased (the white in both images indicate calcium). The images that the 3DQ Lab provides displays the pathology and anatomy that guide the surgeons in making treatment planning decisions.