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本文用放射免疫分析法测尿β_2微球蛋白(β_2-MG)及血β_2-MG,用速率法测尿素氮(BUN)、肌酐(Cr)。结果尿β_2-MG升高率:15mg/(kg·d)组显着高于7.5mg/(kg·d)组;10mg/(kg·d)组与7.5mg/(kg·d)组无显着差异。血β_2-MG、BUN、Cr三组之间无显着差异。提示:1.尿β_2-MG可作为监测丁胺卡那霉素肾毒性的灵敏指标。2.儿童丁胺卡那霉素剂量以7.5-10mg/(kg·d)为宜,一般不要超过12mg/(kg·d)。
In this paper, urinary β_2-microglobulin (β_2-MG) and β_2-MG were measured by radioimmunoassay. BUN and creatinine were measured by velocity. Results The increase rate of urinary β_2-MG: 15mg / (kg · d) group was significantly higher than 7.5mg / (kg · d) group; 10mg / (kg · d) group and 7.5mg / (kg · d) Significant differences. Blood β_2-MG, BUN, Cr no significant difference between the three groups. Tip: 1. Urine β_2-MG can be used as a sensitive indicator of monitoring amikacin nephrotoxicity. 2 children amikacin dose of 7.5-10mg / (kg · d) is appropriate, usually not more than 12mg / (kg · d).