Vasospasm and ventricular arrhythmias.
D000328:Adult; D000788:Angina Pectoris, Variant / Q000503:physiopathology; D001145:Arrhythmias, Cardiac / Q000209:etiology* / Q000503:physiopathology; D003326:Coronary Circulation; D003329:Coronary Vasospasm / Q000150:complications* / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006352:Heart Ventricles; D006801:Humans; D008297:Male; D008875:Middle Aged; D013997:Time Factors