原发性血小板减少性紫癜(Idiopathicthrombocytopenic purpura,简称ITP)为一种常见的、原因不明的血小板减少引起的出血性疾病,临床上分为急性和慢性两型,急性型多见于儿童,慢性型多见于青年女性。ITP是以血小板减少,临床上有出血倾向,骨髓中巨核细胞正常或增加,脾脏一般不能触及为特征的出血 Idiopathic thrombocytopenic purpura (ITP) is a common and unknown cause of hemorrhagic disease caused by thrombocytopenia, clinically divided into acute and chronic two types, more common in children with acute type, chronic type and more Found in young women. ITP is thrombocytopenia, bleeding tendency in clinical, the normal or increased bone marrow megakaryocytes, the spleen can not be touched as the general characteristics of bleeding