Fig. 1
From: Type IV dual left anterior descending coronary artery: a case report
Coronary angiography RAO Caudal view. The left main coronary artery bifurcates into short left anterior descending artery (blue arrow) and left circumflex coronary artery (yellow arrow). The short LAD gives off the first septal branch (green arrow). Retrograde collaterals to the right coronary artery (red arrow) from the left system are also seen