Clinical Research Directory

Inclusion Criteria: * patients more than 18 years admitted with isolated thrombocytopenia due to primary Immune thrombocytopenic purpura amegakaryocytic aplasia Unilineage myelodysplastic syndrome ( megakaryocyte dysplasia) lymphoproliferative disorder with secondary ITP autoimmune diseases with secondary ITP Willingness to participate in the study Admitted patients or those who follow at hematology outpatients clinic Exclusion Criteria: EDTA induced pseudothrombocytopenia Platelet satellitism Drug induced thrombocytopenia Heparin induced thrombocytopenia / thrombosis syndrome post transfusion purpura Disseminated intravascular coagulopathy patients less than 18 years old patients with bicytopenia or pancytopenia Pregnancy \-