Blood Transfusion
   Complications

Hemostatic Disorders
   Coagulation defects
       Acquired
       Hemophilas
   Disseminated intravascular coagulation
   Platelet disorders
       Thrombocytopenia
       Idiopathic thrombocytopenic purpura
       Thrombotic thrombocytopenic purpura

Red Blood Cell Disorders
 Anemias 
    Aplastic

       Hemoglobinopathies
             Sickle cell anemia
       Hemolytic
       Hypochromic
            Iron deficiency
            Megaloblastic
   Polycythemia
   Methemoglobinemia

Pancytopenia

Lymphomas

White Blood Cell Disorders
    Leukemia
    Multiple myeloma
    Leukopenia

Oncologic Emergencies