Harvard Heart Letter

Ask the doctor: What is Prinzmetal's angina?

A coronary artery spasm is a tightening of the muscles within the arteries of the heart. These spasms, also called Prinzmetal's angina, briefly stop blood flow to the heart, triggering chest pain.

To continue reading this article you must be registered.

Get Licensed Content to Harvard Health

If you are interested in licensing content from Harvard Health Publications, please contact us using our online form. Our licensing and business development professionals will help you leverage consumer health content from Harvard Medical School as a clear differentiator in helping achieve your business goals.

Contact Us

Customer Log In