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Myocardial Infarction and Functional Outcome Assessment in Pigs
Published on: April 25, 2014
[Takotsubo Cardiomyopathy as a Consequence of Myocardial Infarction. It is Possible?]
M D Muksinova1, A S Shilova2, M Y Gilyarov1
1Federal State Budgetary Educational Institution of Higher Education "I. M. Sechenov First Moscow State Medical University" of the Ministry of Health of the Russian Federation.
Insights
Takotsubo cardiomyopathy (TCM) can occur with myocardial infarction (MI). In elderly women, acute MI may trigger TCM, even without other apparent stressors, suggesting MI as a primary cause.
Area of Science:
- Cardiology
- Internal Medicine
Background:
- Takotsubo cardiomyopathy (TCM) is linked to stress and catecholamine release.
- Myocardial infarction (MI) also involves significant catecholamine release.
Purpose of the Study:
- To investigate the relationship between acute myocardial infarction (MI) and Takotsubo cardiomyopathy (TCM).
- To explore potential triggers for TCM in elderly patients presenting with acute MI.
Main Methods:
- Case report of two elderly women with simultaneous acute MI and TCM.
- Clinical evaluation to identify potential external stressors.
Main Results:
- Both patients presented with acute MI and TCM.
- No external stressors were identified as triggers for TCM.
- Acute MI was considered the primary event leading to TCM.
Conclusions:
- Acute myocardial infarction may act as a primary trigger for Takotsubo cardiomyopathy.
- This association warrants further investigation, particularly in elderly populations.
Abstract:
Takotsubo cardiomyopathy (TCM) is a well-known complication of many conditions associated with emotional or physical stress. Abnormal catecholamine release has been hypothesized to be the main cause of TCM. Myocardial infarction (MI) is associated with release of large amounts of catecholamines. We present here two cases in which patients simultaneously suffered from acute MI and TCM. In these elderly women without prior history of severe somatic diseases we have not revealed any external stressing factor responsible for the initiation of the disease. Therefore, we have considered primary coronary event (acute MI) to be a triggering factor of TCM manifestation.
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