THE RELATIONSHIP BETWEEN PLASMA BETA-2-MICROGLOBULIN CONCENTRATION AND THE DEGREE OF CORONARY ARTERY STENOSIS IN PATIENTS WITH CORONARY ARTERY DISEASE

Đức Hiển Nguyễn1,, Tuấn Anh Bùi 1, Thị Mai Phương Ngô 2, Văn Thạo Tạ 3, Thị Mai Phương Nguyễn1
1 Bach Mai hospital
2 Bahc Mai hospital
3 Hanoi medical university

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Abstract

Introduction: The identification of new risk factors for coronary artery disease (CAD) is increasingly being studied with the aim of early detection and prevention of this dangerous disease. Plasma beta-2-microglobulin (B2M) concentration have been reported to be associated with the progression of CAD. Objectives: 1) Describe plasma B2M concentration in patients with coronary artery disease at the Cardiovascular Institute of Bach Mai Hospital; 2) Analysis of the relationship between plasma B2M concentration and the degree of coronary artery stenosis in patients with CAD. Subjects and methods: A cross-sectional descriptive study on 50 patients with a confirmed diagnosis of CAD based on the results of percutaneous coronary angiography and 50 healthy people whose plasma B2M concentration were quantified by immunoassay for turbidity on a Cobas c702 instrument from Roche Diagnostics. Results: The plasma B2M concentration in the CAD group (2.33 ± 0.47 mg/L) was higher than that in the control group (1.84 ± 0.28 mg/L) with statistical significance with (p<0.001). Plasma B2M concentration had a moderate positive correlation with the number of narrowed coronary artery (CAD) branches and the degree of coronary artery stenosis in CAD patients with correlation coefficients of 0.469 and 0.481, respectively. Conclusion: 1) The plasma B2M concentration of CAD patients was higher than that in the control group; 2) There was a positive correlation between the plasma B2M concentration and the number of narrowed coronary artery branches and the degree of coronary stenosis in patients with CAD.

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References

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