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Coronary artery spasm.

C R Conti1

  • 1Division of Cardiology, University of Florida, College of Medicine, Gainesville 32610.

Journal of Cardiac Surgery
|March 1, 1987
PubMed
Summary
This summary is machine-generated.

Coronary artery spasm causes temporary narrowing of heart arteries, leading to myocardial ischemia without increased heart rate or blood pressure. This review covers its causes, diagnosis, and role in heart conditions and surgery.

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Area of Science:

  • Cardiology
  • Vascular Biology

Background:

  • Coronary artery spasm involves transient reduction in coronary artery lumen diameter.
  • This reduction can cause myocardial ischemia even without increased heart rate or blood pressure.

Purpose of the Study:

  • To summarize pathophysiological observations of coronary artery spasm.
  • To review coronary angiographic anatomy, etiologic factors, and provocative methods for coronary spasm.
  • To elucidate the role of coronary artery spasm in angina, myocardial infarction, and cardiac surgery.

Main Methods:

  • Review of pathophysiological observations.
  • Analysis of coronary angiographic findings.
  • Evaluation of provocative testing methods and their clinical utility.

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Main Results:

  • Coronary artery spasm is a significant cause of myocardial ischemia.
  • Specific angiographic patterns are associated with coronary spasm.
  • Provocative testing aids in diagnosis and management.

Conclusions:

  • Coronary artery spasm plays a crucial role in various cardiovascular conditions, including angina pectoris and myocardial infarction.
  • Understanding coronary spasm is vital for patients undergoing coronary artery surgery.