张方杰,安 玲,李 俊,陈 婧

红细胞分布宽度（red bloodeel distribution width，RDW）是反映循环系统中红细胞体积异质性的参数，是血常规检测的指标之一。在与腹膜透析（Peritioneal dialysis,PD）相关的研究中，已经报道了RDW可以预测患者的死亡率和预后，可作为独立预测肾脏病患者死亡率及预后的又一新指标。本文就RDW的特点、对PD患者影响因素、预后及相关进展进行综述。旨在为临床医务工作者对PD患者做出更好的诊断和预后。

腹膜透析；红细胞分布宽度；预后

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