Figure 1. (A) Two- and (B) three-dimensionally enhanced computed tomography scan showing an anomalous origin of the RCA from the left sinus of Valsalva with an intramural course. (C) Bypass of the blocked RCA using the RITA.

(A) Black and (B) white arrows indicate the origin of the RCA. (C) Black arrows indicate the bypass graft of the RITA to the RCA.

RCA = right coronary artery; RITA = right internal thoracic artery; LCx = left circumflex artery