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[Thrombi of the left ventricle, infarction location and method of treatment]
R J Zochowski1, S Sypuła, B Gołembiewska
1Kliniki Kardiologii Instytutu Medycyny Klinicznej MSW, Warszawie.
Insights
This study on acute myocardial infarction found that while nitroglycerin alone did not increase infarcted tissue mass, it was associated with more left-ventricular clots compared to streptokinase and heparin treatment.
Area of Science:
- Cardiology
- Internal Medicine
Context:
- Acute myocardial infarction (AMI) management.
- Evaluating treatment efficacy for heart attack patients.
Purpose:
- To compare the effectiveness of intravenous streptokinase and heparin with nitroglycerin versus nitroglycerin alone in treating acute myocardial infarction.
Summary:
- Sixty-three patients with AMI were divided into two groups: one received streptokinase/heparin with nitroglycerin, the other received nitroglycerin alone.
- Assessment of infarcted tissue mass (CK-MB) and left-ventricular clots (echocardiography) revealed no significant difference in infarct size.
- However, patients treated with nitroglycerin alone showed a higher incidence of left-ventricular clots.
Impact:
- Findings suggest that while infarct size may not differ, combination therapy might reduce clot formation in AMI.
- Informs clinical decisions regarding adjunctive therapies in acute myocardial infarction treatment.
Abstract:
A study is reported of 63 patients treated in the Cardiology Department, Institute of Internal Diseases, MSW for acute myocardial infarction. They were divided into two groups: 21 patients w treated with intravenous streptokinase infusion and then with intravenous heparin, with simultaneous administration of nitroglycerin. The other group comprised 42 patients treated with nitroglycerin alone. On the basis of the mass of the infarcted tissue calculated from the curves of CK-MB levels, and echocardiography for assessment of the presence of left-ventricular clots and degree of impairment of cardiac wall contractility according to Heger a much more frequent occurrence was noted of clots in the left ventricle in patients treated with nitroglycerin only, but the volume of the infarcted tissue was not statistically significantly different between both groups.