Prinzmetal’s angina — also known as variant angina or angina inversa — occurs with coronary artery vasospasm resulting in myocardial ischemia. The smooth muscle in the coronary wall ...

The ECG during coronary vasospasm can be markedly abnormal, with ST segment elevation mimicking myocardial infarction. The ECG changes resolve once the angina and vasospasm are relieved.

Calcium antagonists are used in the treatment of hypertension and angina. In the mid-1990s there was considerable debate concerning the safety of calcium antagonists in the treatment of ...

Ischemic coronary artery disease (eg, angina pectoris, history of MI, documented silent ischemia). Other significant cardiovascular disease. Coronary artery vasospasm (eg, Prinzmetal's angina).