Anomalous left main coronary arterial origin

Case contributed by Dr Rajani Sharath

Presentation

Shortness of breath with anginal symptoms with positive TMT.

Patient Data

Age: 55 years
Gender: Male

Cardiac CT

ct

MDCT coronary angiography post processed images (MIP and VRT) showing RCA and LMCA arising from right coronary cusp with separate ostia with retro aortic course of long LMCA (colored blue) before trifurcating.

Case Discussion

An aberrant origin of left main coronary artery from the right coronary aortic sinus is a rare anomaly. MDCT can depict the origin and course of involved coronary noninvasively.

 

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