A 54-year-old man was admitted to our cardiovascular department because of angina on effort (Canadian class II). Angina was characterised by marked variability of the threshold and occasional episodes of rest angina. He was hypertensive, was an ex-smoker and had diabetes. In 1998, he had an inferolateral myocardial infarction and was administered medical treatment including aspirin and β-blokers. He remained asymptomatic on medical treatment up to 6 months prior to admission, when he had recurrence of angina on effort in spite of medical treatment including aspirin, β-blokers, sartanic and statin. During current hospital stay, an echocardiogram revealed mild impairment of left …