目的探讨以血清肌酐为主要变量的公式法推算内生肌酐清除率的可靠性和适用范围。
Objective To explore the reliability and applicability of computing methods based on serum creatinine for calculating endogenous creatinine clearance.
方法通过肾动脉造影、内生肌酐清除率排除肾性高血压，检测入选的原发性高血压病患者的肾小球滤过功能指标和肾小管功能指标。
Methods Examined renal tubular function and glomerular filtration function in essential hypertension, after excluded renal hypertension by renal artery angiography and creatinine clearance.
观察和比较两组基线期和用药后第14、28天的夜间留腹净超滤量和腹膜肌酐清除率变化；
Ultrafiltration volumes and peritoneal creatinine clearance of night dwell were measured at baseline and 14 d and 28 d after treatment.
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