A systematic review of randomized controlled trials for plasma exchange in the treatment of thrombotic thrombocytopenic purpura.
The mainstay of treatment for thrombotic thrombocytopenic purpura (TTP) is plasma exchange (PE). A systematic review was undertaken to summarize the randomized controlled trial (RCT) evidence, to date, on PE as treatment for TTP. Seven randomized RCTs were identified till May 2005. A statistical reduction in mortality was found in patients receiving PE compared with patients receiving plasma infusion (relative risk 0.31, 95% confidence interval 0.12-0.79). No statistical difference in mortali...Expand abstract
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