[Changes in the indices of left ventricular filling in elderly patients with ischemic heart disease]
Insights
Elderly patients with ischemic heart disease show altered left ventricular filling patterns, particularly in early filling phases. Age significantly impacts early filling dynamics, with specific changes observed in patients with exertional angina.
Area of Science:
- Cardiology
- Gerontology
- Medical Imaging
Background:
- Left ventricular (LV) filling is crucial for cardiac function.
- Aging affects cardiovascular physiology.
- Ischemic heart disease (IHD) can alter LV diastolic function.
Purpose of the Study:
- To investigate age-related changes in LV filling.
- To compare LV filling characteristics between healthy elderly individuals and elderly patients with IHD.
Main Methods:
- Echocardiography was used to assess LV filling in three groups: young healthy adults, elderly healthy adults, and elderly IHD patients.
- Echocardiograms were processed using computer analysis.
- 20 subjects were included in each group.
Main Results:
- The early filling phase showed the most significant age-related changes.
- IHD patients exhibited prolonged atrial systole and shortened total filling time.
- A reduced ratio of slow filling duration to fast filling duration was observed in IHD patients.
- Increased volume rate of blood filling during the slow filling phase was noted in IHD patients.
Conclusions:
- Aging significantly impacts the early phase of left ventricular filling.
- Elderly patients with ischemic heart disease demonstrate distinct diastolic dysfunction patterns compared to healthy controls.
- Echocardiography is a valuable tool for characterizing LV filling abnormalities in IHD.
Abstract:
With the purpose of examining particular characteristics of filling of the left ventricle in elderly IHD patients we evaluated essentially healthy persons, both young and of greater age, and elderly IND patients (exertional angina, II-III functional class), 20 subjects in each of the three groups of examines, by echocardiography followed by the echocardiograms processing on a computer. The greatest age-related changes were found for the phase of early filling. Also noted in IHD patients was a relatively prolonged atrial systole and shortened time of filling, reduction in the value for the index "duration of slow filling/duration of fast filling", increase in the volume rate of blood filling in the phase of slow filling.
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