ACID - BASE IMBALANCE CHARACTERISTICS IN PATIENTS ON MAINTENANCE HEMODIALYSIS

Nhân Nguyễn Hữu, Long Đồng Thế, Anh Nguyễn Tuấn, Bản Nguyễn Đình, Thương Nguyễn Thị Minh, Qúy Nguyễn Đình, Dung Nguyễn Thị Thùy, Vũ Đỗ Hoàng, Phong Phạm Xuân, Toản Phạm Quốc

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Abstract

Objective: To describe the clinical characteristics and prevalence of metabolic acidosis among chronic kidney disease (CKD) patients undergoing maintenance hemodialysis at the 103 Military Hospital. Methods: A prospective, descriptive, cross-sectional, and analytical study was conducted on 77 patients who had been receiving maintenance hemodialysis for at least three months at the Department of Nephrology and Hemodialysis, 103 Military Hospital. Results: The mean age of the patients was 58.5 ± 14.3 years; Chronic glomerulonephritis was the leading cause of kidney failure, accounting for 49.4% of cases; The mean arterial blood pH was 7.376 ± 0.051; The prevalence of metabolic acidosis was 42.86%; The proportions of patients with decreased HCO₃⁻ and decreased base excess (BE) were 61.04% and 76.62%, respectively; The proportion of patients with elevated anion gap was higher in the metabolic acidosis group. Conclusion: A high rate of metabolic acidosis before hemodialysis sessions in patients undergoing maintenance hemodialysis.

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