Conclusion PAIgG is a sensitive but not specific parameter for ITP diagnosis. PAIgG is related to inefficient platelet infusion, and an important cause for inefficient platelet infusion.

• 结论PAIgG用于ITP诊断敏感性高,特异性差,PAIgG的存在与血小板输注无效存在密切关系,是引起血小板输注无效的重要原因之一。