Percutaneous Coronary Intervention in a Patient With Severe Systemic Vasculitis and Myocardial Infarction.

A 72-year-old woman presented with acute coronary syndrome. There was diffuse coronary ectasia and severe stenosis in the proximal left anterior descending artery consistent with coronary vasculitis. Despite treatment with high-dose immunosuppression, she underwent percutaneous coronary intervention for refractory angina.