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Coronary artery spasm during myocardial infarction
Acta Cardiologica
|January 1, 1982
Insights
Coronary spasm can cause myocardial infarction, even with atherosclerotic disease. This case highlights spasm as a critical factor in heart attacks, necessitating specific treatment considerations.
Area of Science:
- Cardiology
- Vascular Biology
Background:
- Unstable angina is a critical manifestation of coronary artery disease.
- Myocardial infarction (MI) is a leading cause of mortality worldwide.
- Understanding the diverse etiologies of MI is crucial for effective treatment.
Observation:
- A 51-year-old male presented with unstable angina.
- The patient experienced prolonged chest pain, leading to myocardial infarction.
- Coronary angiography revealed coronary spasm superimposed on significant atherosclerotic lesions.
Findings:
- Coronary artery spasm was identified as a significant contributor to the myocardial infarction.
- The interplay between atherosclerosis and vasospasm can precipitate acute coronary syndromes.
- This case underscores the importance of considering vasospasm in the differential diagnosis of MI.
Implications:
- Coronary spasm should be considered in patients presenting with myocardial infarction, particularly those with atypical features or superimposed atherosclerosis.
- Diagnostic and therapeutic strategies for MI may need to account for the potential role of coronary spasm.
- Further research into the mechanisms of coronary spasm in the context of atherosclerosis is warranted.
Abstract:
A 51 year old man presented with unstable angina. Following initial improvement, the patient had prolonged, continuous chest pain resulting in myocardial infarction. During the evolving myocardial infarction, coronary angiography was performed and demonstrated coronary spasm superimposed on a high-grade atherosclerotic lesion. The role of coronary spasm in the etiology of myocardial infarction is discussed. Subsequent aorto-coronary bypass surgery was performed uneventfully.