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[Diagnostic importance of the ergometrine test in ischemic heart disease]
Insights
The ergometrine test helps differentiate various forms of angina pectoris in ischemic heart disease patients. It identifies specific ECG changes and chest pain patterns to diagnose conditions like variant angina and obstructive coronary heart disease.
Area of Science:
- Cardiology
- Diagnostic Medicine
Background:
- Ischemic heart disease (IHD) presents with diverse symptoms, including cardialgias.
- Accurate diagnosis of angina pectoris subtypes is crucial for effective treatment.
Purpose of the Study:
- To evaluate the utility of the ergometrine test in the differential diagnosis of angina pectoris.
- To correlate ergometrine test responses with established diagnostic methods.
Main Methods:
- 102 patients with IHD and cardialgias underwent the ergometrine test.
- Diagnosis was confirmed using bicycle exercise testing and coronary arteriography.
- ECG changes and precordial pain were monitored during the ergometrine test.
Main Results:
- ST-segment elevation post-ergometrine indicated variant angina pectoris.
- ST-segment depression with chest pain suggested angina of effort and at rest, pointing to obstructive coronary heart disease.
- Precordial pain without ECG changes may signify latent coronary insufficiency.
Conclusions:
- The ergometrine test is a valuable tool for differentiating between various forms of angina pectoris.
- Specific ergometrine test responses correlate with distinct underlying coronary artery pathologies.
- This diagnostic approach aids in identifying obstructive coronary heart disease and latent coronary insufficiency.
Abstract:
The ergometrine test was performed in 102 patients with ischemic heart disease (IHD) and cardialgias of various genesis. The diagnosis was verified in all patients by the bicycle exercise test and coronary arteriography. The variant of angina pectoris was diagnosed when there were precordial pains and the ST-segment elevation after intravenous ergometrine injection. The appearance of angina pectoris and ischemic ST-segment depression was observed in patients with angina of effort and at rest. This type of reaction in the ergometrine test indicates obstructive coronary heart disease. The appearance of precordial pain without ECG changes is probably the sign of latent coronary insufficiency. The ergometrine testing is proposed for the differential diagnosis of different forms of angina pectoris.