Related Experiment Videos
Monocyte count: a risk factor for coronary heart disease?
R Olivares1, P Ducimetière, J R Claude
1Cardiovascular Epidemiology Unit, INSERM U258, Paris, France.
Abstract:
Previous studies have reported total leukocyte count to be a risk factor for coronary heart disease. The pattern of association between each class of leukocytes and the onset of the disease was investigated in the Paris Prospective Study II. The study population consisted of 3,779 male French employees aged 29-52 years working in the Paris area and recruited between 1980 and 1985 (end of follow-up: June 1989). A high monocyte count was strongly associated with the risk of coronary heart disease after adjustment for tobacco use and the other classical risk factors for the disease. The monocyte-macrophage is known to play an important part in the development of atherosclerosis. A high monocyte count seems to predict the premature occurrence of a coronary event in middle-aged men.
Insights
High monocyte counts in middle-aged men are strongly linked to an increased risk of coronary heart disease. This finding highlights monocytes as a potential predictor for early cardiac events.
Area of Science:
- Cardiovascular Medicine
- Hematology
- Epidemiology
Background:
- Total leukocyte count has been previously identified as a risk factor for coronary heart disease (CHD).
- The specific association between individual leukocyte classes and CHD onset requires further investigation.
Purpose of the Study:
- To investigate the relationship between different leukocyte types and the risk of developing coronary heart disease.
- To determine if specific leukocyte counts can predict the occurrence of coronary events.
Main Methods:
- The study analyzed data from 3,779 male French employees aged 29-52 years in the Paris Prospective Study II.
- Follow-up data was collected from recruitment (1980-1985) until June 1989.
- Statistical analysis adjusted for tobacco use and other established cardiovascular risk factors.
Main Results:
- A high monocyte count was significantly associated with an increased risk of coronary heart disease.
- This association remained strong even after adjusting for traditional risk factors.
- Monocytes are known to play a crucial role in the pathogenesis of atherosclerosis.
Conclusions:
- Elevated monocyte counts appear to be a strong predictor of coronary heart disease risk in middle-aged men.
- Monocyte-macrophage activity is implicated in the development of atherosclerosis and subsequent coronary events.
- Monocyte count may serve as a valuable biomarker for predicting premature cardiovascular events.