title: Catheter-induced coronary spasm.
mesh_terms: D006328:Cardiac Catheterization / Q000009:adverse effects* / Q000295:instrumentation; D003329:Coronary Vasospasm / Q000000981:diagnostic imaging / Q000188:drug therapy / Q000209:etiology*; D004874:Ergonovine; D006801:Humans; D005996:Nitroglycerin / Q000627:therapeutic use; D011859:Radiography
chemical_list: D005996:Nitroglycerin; D004874:Ergonovine