Abnormality (2) thrombocythemia primary: Primary hemorrhagic thrombocythemia secondary CML, splenectomy, infection trauma (3)function deficiency: heredity thrombasthenia secondary drug, renal failure liver diseaseAbnormality （2）thrombocythemia ： primary：Primary hemorrhagic thrombocythemia secondary：CML, splenectomy , infection trauma （3）function deficiency： heredity ：thrombasthenia secondary：drug, renal failure liver disease