Angiographic Presentation of Chronic Dissection of Left Sinus of Valsalva Obscuring the LMCA

Video Supplement to “Chronic Dissection of Left Sinus of Valsalva Obscuring Left Main Coronary Artery" [July 2019 Clinical Images article by Towashiraporn and Chaithiraphan].

A 44-year-old woman with type 2 diabetes and hypertension was referred for coronary angiography after non-ST segment elevation myocardial infarction. Echocardiography demonstrated left ventricular ejection fraction of 61% with normal regional-wall motion and severe aortic regurgitation. Angiography demonstrated chronic dissection of the left sinus of Valsalva, totally obscuring the LMCA, with good collaterals supplying the left coronary system from the right coronary artery.

Read the accompanying article here