IMPACT OF AGE ON BIOCHEMICAL FACTORS IN PATIENTS WITH ANGINA
Abstract
Background: cardiovascular diseases, particularly angina pectoris, remain a leading cause of morbidity and mortality worldwide. Work-related physical and psychological stress has been recognized as an important contributor to cardiovascular dysfunction, potentially influencing biochemical pathways involved in angina pathophysiology. The aim of this study was to evaluate the effect of occupational stress on selected biochemical markers in patients with stable and unstable angina, with emphasis on age-related differences.
Materials & Methods: This case-control study was conducted at the Emergency and Cardiac Surgery Center of the Imam Al-Hussein Teaching Hospital, from October 2024 to January 2025. A total of 120 male participants, aged 30 to 70 years, were enrolled. They were divided into two main groups: 90 male with angina, subdivided equally into: 45 patients with stable angina, 45 patients with unstable angina and 30 healthy male controls without any history of cardiovascular, metabolic, or chronic diseases. This comparative study included patients diagnosed with stable and unstable angina. Serum levels of visfatin, angiotensin-converting enzyme (ACE), proteinase-3 (PR3), troponin, lipid profile parameters, and oxidative stress markers were assessed. Participants were stratified into two age groups: <50 years and ≥50 years. Biochemical variations between age groups were analyzed to determine age-dependent responses to work-related stress.
Results: Significant differences were observed in several biochemical markers between the two age groups. Patients aged ≥50 years exhibited altered stress-related biochemical responses compared to younger patients, particularly in ACE, PR3, and oxidative stress markers. These findings suggest an age-dependent modulation of biochemical pathways associated with angina under occupational stress conditions.
Conclusion: Age plays a significant role in modifying biochemical responses to work-related stress in patients with angina pectoris. Understanding these age-related variations may aid in early detection, targeted prevention strategies, and improved management of angina, especially among individuals exposed to occupational stress.
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DOI: https://doi.org/10.46903/gjms/23.4.Suppl.2053
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