Coronary Slow Flow Phenomenon Leads to ST Elevation Myocardial Infarction
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Updated: May 12, 2026

Postconditioning with Lactate-enriched Blood for Cardioprotection in ST-segment Elevation Myocardial Infarction
Published on: May 28, 2019
1Department of Cardiology, Kutahya Evliya Celebi Education and Research Hospital, Kutahya, Turkey.
Insights
The coronary slow flow phenomenon (CSFP) is a pathological condition, not a normal variant. It can cause myocardial ischemia and acute ST elevation myocardial infarction, requiring coronary angiography for diagnosis.
Area of Science:
- Cardiology
- Pathophysiology
Background:
- The coronary slow flow phenomenon (CSFP) is a condition where blood flow through the coronary arteries is delayed.
- The precise causes of CSFP remain unclear.
- CSFP is recognized as a pathological entity, distinct from normal physiological variations.
Purpose of the Study:
- To elucidate the pathological nature of CSFP.
- To highlight the clinical implications of CSFP, including its potential to cause acute myocardial infarction.
Main Methods:
- Diagnosis of CSFP is established through coronary angiography.
- The study emphasizes the diagnostic necessity of this invasive procedure.
Main Results:
- CSFP is definitively pathological.
- CSFP is associated with significant cardiac events, including myocardial ischemia.
- CSFP can precipitate acute ST elevation myocardial infarction (STEMI).
Conclusions:
- Coronary angiography is essential for diagnosing CSFP.
- CSFP represents a serious cardiovascular risk, capable of inducing acute coronary syndromes.
Abstract:
The exact etiology of the coronary slow flow phenomenon (CSFP) is not certain. CSFP is not a normal variant as it is an absolutely pathological entity. Furthermore, CSFP not only leads to myocardial ischemia but it can also cause classical acute ST elevation myocardial infarction, which necessitates coronary angiography for a definite diagnosis.
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