新生儿被动免疫性血小板减少性紫癜,系新生儿免疫性血小板减少症的一个常见类型,是因其母亲在妊娠期前或妊娠期中患有原发性血小板减少性紫癜(ITP),母体的免疫性抗体传入胎儿体内所致。本病的发病率约占新生儿的1/3000,患ITP的母亲约有50～80％的新生儿罹患本病。目前, Neonatal Passive Immune Thrombocytopenic Purpura, a common type of neonatal immune thrombocytopenia, is caused by mothers with either essential thrombocytopenic purpura (ITP) or prenatal or prenatal immunization Sexual antibodies introduced into the fetus caused. The incidence of this disease accounts for about 1/3000 newborns, ITP mothers about 50 to 80% of newborns suffering from this disease. Currently,