Fig. 1From: Giant aneurysm of left circumflex artery branch with fistula to the coronary sinus: a case reporta Preoperative coronary artery computed tomography revealed a giant coronary branch aneurysm originating from near the terminal portion of the main LCX trunk with a fistula draining into the CS (white arrow). b The end of the main LCX was very thin (yellow arrow). CS, coronary sinus; LCX, left circumflex arteryBack to article page