Evaluation of leptin and adiponectin levels in patients with stable angina pectoris
Masoud Mozafari1, Masoumeh Sadeghi, Hamid Sanei
1Cardiology Resident, Isfahan University of Medical Sciences, Isfahan, Iran.
Insights
This study found no significant difference in leptin and adiponectin levels between patients with and without coronary artery disease. Further research is needed to confirm the roles of these hormones in cardiovascular health.
Area of Science:
- Endocrinology
- Cardiology
- Metabolic Syndrome
Background:
- Leptin and adiponectin are key hormones secreted by adipose tissue.
- Their roles in the development of cardiovascular diseases are under investigation.
- Understanding these hormones' impact on coronary artery disease is crucial.
Purpose of the Study:
- To investigate the relationship between serum leptin and adiponectin levels and coronary artery disease.
- To determine if these adipokines are associated with the presence of coronary artery disease.
Main Methods:
- Coronary angiography was performed on 170 patients diagnosed with angina pectoris.
- Serum levels of leptin, adiponectin, and blood lipids were measured.
- Data were analyzed using multivariate variance analysis with SPSS software.
Main Results:
- 45.1% of patients exhibited positive angiographic findings for coronary artery disease.
- Serum leptin and adiponectin levels were below the assay's minimum detection limits.
- No significant differences in hormone levels were found between patients with and without coronary artery disease.
- No significant correlation was observed between hormone levels and serum lipids.
Conclusions:
- The study did not find a significant association between leptin, adiponectin, and coronary artery disease in the studied population.
- Previous research suggests a correlation between high leptin and coronary artery disease, and a cardioprotective role for adiponectin.
- Further comprehensive studies are required to validate these findings and clarify the roles of leptin and adiponectin in cardiovascular health.
Background:
Leptin and adiponectin are two adipose tissue hormones and their association with the incidence of cardiovascular diseases is under evaluation. The aim of this study was to determine the relationship of leptin and adiponectin with coronary artery diseases.
Methods:
One hundred and seventy patients with angina pectoris and indications of coronary angiography underwent angiography. Serum levels of blood lipids, leptin, and adiponectin were measured. The gathered data was evaluated using SPSS(15) software, by multivariate variance analysis.
Results:
Analysis of the data demonstrated that 45.1% of the patients had positive angiographic findings. The serum levels of leptin and adiponectin were significantly lower than the minimum levels specified by the kit. However, the two groups, i.e., patients with positive angiographic findings and those with negative findings were not significantly different according to the serum levels of the hormones. Moreover, no significant correlation between the serum levels of the hormones and serum lipids was observed.
Conclusion:
Various studies have demonstrated that high serum level of leptin and the incidence of coronary artery diseases are correlated. On the other hand, they have reported that adiponectin has cardioprotective role. Confirmation of these findings requires more detailed studies.
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