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[Hypotensive response to the exercise test after recent myocardial infarct: prognostic implications]
Giornale Italiano Di Cardiologia
|September 1, 1983
Summary
Exertional hypotension and ST-segment elevation during exercise tests after myocardial infarction indicate a higher risk of future cardiac events. These findings aid in predicting patient outcomes post-heart attack.
Area of Science:
- Cardiology
- Exercise Physiology
Context:
- Assessing patients post-acute myocardial infarction (MI).
- Evaluating the prognostic significance of exertional hypotension.
- Utilizing bicycle ergometry for functional stress testing.
Purpose:
- To determine the incidence of exertional hypotension after MI.
- To investigate the prognostic value of exertional hypotension and ECG changes.
- To correlate these findings with long-term cardiac events.
Summary:
- 33 of 488 patients (6.8%) exhibited exertional hypotension 28-60 days post-MI.
- Group B (ST-segment elevation with Q waves) showed larger infarct size and lower work capacity.
- Group B and A patients experienced cardiac events, unlike Group C.
Impact:
- Exertional hypotension, particularly with ST-segment elevation, is a predictor of adverse cardiac events.
- Identifies high-risk patients needing closer monitoring and intervention.
- Informs risk stratification strategies following myocardial infarction.