Coronary artery spasm.
D000787:Angina Pectoris / Q000209:etiology; D000788:Angina Pectoris, Variant / Q000000981:diagnostic imaging / Q000209:etiology; D000818:Animals; D001794:Blood Pressure; D002404:Catheterization / Q000009:adverse effects; D017023:Coronary Angiography; D003326:Coronary Circulation; D003327:Coronary Disease / Q000150:complications* / Q000188:drug therapy / Q000209:etiology; D004285:Dogs; D004562:Electrocardiography; D005080:Exercise Test; D006439:Hemodynamics; D009203:Myocardial Infarction / Q000209:etiology; D013035:Spasm / Q000150:complications* / Q000188:drug therapy / Q000209:etiology; D014655:Vascular Resistance