Refractory coronary artery spasm with superimposed thrombosis: successful treatment with Palmaz-Schatz stent.

Prinzmetal variant angina due to epicardial coronary artery spasm is a disease usually treated with drug therapy with successful results. A case of variant angina, refractory to conventional pharmacological treatment, and complicated by coronary artery thrombosis, was treated with percutaneous transluminal coronary angioplasty and stenting with good immediate and late clinical results.