An unusual pair: coronary artery fistula and coronary sinus ostium stenosis as a cause of refractory angina.

ABSTRACT:

Background

Coronary fistula are rare and often present in early adulthood with symptoms of right heart overload from left to right shunting or ischaemia in the distal coronary bed due to coronary steal.

Case summary

A 73-year-old lady with prior history of supraventricular tachycardia, dyslipidemia and a right coronary artery (RCA) to coronary sinus (CS) fistula, presented with progressive angina. She did not have evidence of ischaemia in the RCA territory on nuclear imaging, and cardiac computed tomography (CT) did not show coronary artery disease but revealed a significantly dilated CS and coronary venous tree. She was found to have CS ostial stenosis and, under transesophageal echocardiographic guidance, underwent successful balloon angioplasty of the CS ostium, with deco

SUBMITTER: Stefanescu Schmidt AC 

PROVIDER: S-EPMC9071314 | biostudies-literature | 2022 May

REPOSITORIES: biostudies-literature