Coronary artery spasm induced by aortocoronary bypass surgery.
D000787:Angina Pectoris / Q000209:etiology*; D001026:Coronary Artery Bypass / Q000009:adverse effects*; D003329:Coronary Vasospasm / Q000209:etiology*; D006801:Humans; D008297:Male; D008875:Middle Aged