ITP是一种自身免疫性疾病,与多种因素所致的患者血小板损伤有关。其具体发病机理不完全明了,目前认为,可能与机体免疫功能失调、血小板相关抗体产生、免疫细胞介导的血小板凋亡等有关。研究表明,病毒感染、细菌感染、药物、疫苗、器官移植及造血干细胞移植、细胞凋亡、免疫分子 ITP is an autoimmune disease associated with platelet damage in many patients. The specific pathogenesis is not completely understood, at present that may be related to immune dysfunction, platelet-related antibodies, immune cell-mediated apoptosis of platelets and so on. Studies have shown that viral infections, bacterial infections, drugs, vaccines, organ transplants and hematopoietic stem cell transplantation, apoptosis, immune molecules