Artery spasm, coronary

Artery spasm, coronary
A spasm (a sudden constriction) of one of the coronary arteries depriving the (myocardium (the heart muscle) of blood and oxygen. This can cause chest pain referred to as variant (or Printzmetal's) angina. Coronary artery spasm can be triggered by emotional stress, medicines, street drugs (such as cocaine) or exposure to cold. Treatments include beta-blocker medications and, classically, nitroglycerin is prescribed to permit the coronary arteries to open up (dilate). Illicit drug use should be discontinued and stress reduced, if possible.

Medical dictionary. 2011.

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  • Coronary artery spasm — A spasm (a sudden constriction) of one of the coronary arteries depriving the (myocardium (the heart muscle) of blood and oxygen. This can cause chest pain referred to as variant (or Printzmetal s) angina. Coronary artery spasm can be triggered… …   Medical dictionary

  • Spasm, coronary artery — A spasm (a sudden constriction) of one of the coronary arteries depriving the (myocardium (the heart muscle) of blood and oxygen. This can cause chest pain referred to as variant (or Prinzmetal s) angina. Coronary artery spasm can be triggered by …   Medical dictionary

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  • Spasm — A brief, automatic jerking movement. A muscle spasm can be quite painful, with the muscle clenching tightly. A spasm of the coronary artery can cause angina. Spasms in various types of tissue may be caused by stress, medication, over exercise, or …   Medical dictionary

  • spasm — [[t]spæ̱zəm[/t]] spasms 1) N VAR: oft into N A spasm is a sudden tightening of your muscles, which you cannot control. A muscular spasm in the coronary artery can cause a heart attack... A lack of magnesium causes muscles to go into spasm. Syn:… …   English dictionary

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