title: Left main coronary artery spasm: angiographic demonstration during spontaneous angina.
mesh_terms: D000787:Angina Pectoris / Q000000981:diagnostic imaging* / Q000503:physiopathology; D003329:Coronary Vasospasm / Q000000981:diagnostic imaging* / Q000503:physiopathology; D004562:Electrocardiography; D005260:Female; D006801:Humans; D008875:Middle Aged; D011859:Radiography; D013997:Time Factors