title: Induced coronary spasm without electrocardiographic signs or symptoms of myocardial ischemia.
mesh_terms: D017023:Coronary Angiography; D003327:Coronary Disease / Q000175:diagnosis / Q000000981:diagnostic imaging; D003329:Coronary Vasospasm / Q000175:diagnosis / Q000000981:diagnostic imaging*; D004562:Electrocardiography; D004874:Ergonovine / Q000031:analogs & derivatives*; D006801:Humans; D008297:Male; D008875:Middle Aged
chemical_list: D004874:Ergonovine