Figure 1.
Preoperative coronary CT coronary images of the patient. (A) Image showing anomalous origin of the RCA ostium from the left coronary sinus and RCA (arrow) having an interarterial course between the aorta and pulmonary artery. (B) The stenotic intramural RCA segment (arrow). Ao, aorta; PA, pulmonary artery; RCA, right coronary artery.