Prinzmetal angina is –
Correct Answer: Caused due to spasm of aery
Description: Ref: R. Alagappan Manual of Practical Medicine. 4th Edition pg no:79 Prinzmetal Angina Prinzmetal angina is a type of angina pectoris, which typically occurs during rest and may recur in a nightly cyclic pattern. ST-segment elevation or depression on the electrocardiogram and coronary aery spasm have been documented during an attack.
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