Haematology

  1. Red blood cell system
    1. Anemia
      1. post-hemorrhagic
      2. aplastic (hypoplastic), red cell aplasia
      3. dyserythropoietic; dysmyelopoietic syndromes (MDS)
      4. deficient (iron, folic acid, vitamin B12 deficiency)
      5. hemolytic – due to causes
        1. intracorporeal diseases: hemoglobinopathies, enzymopathies, thalassemias
        2. extracorporeal: hypersplenism
    2. Polycythemia
      1. primary polycythemia (polycythemia vera)
      2. secondary polycythemia (hypoxemic, humoral)
      3. pseudopolycythaemia 
  2. The white blood cell system
    1. Leukocytosis
      1. neutrophilia,
      2. eosinophilia,
      3. monocytosis,
      4. lymphocytosis
    2. Leukopenia
      1. neutropenia,
      2. lymphocytopenia,
      3. eosinopenia
    3. Leukemia
      1. acute (lymphoblastic, myeloid)
      2. chronic (myeloid, lymphocytic)
    4. Lymphomas
      1. Hodgkin's disease (Hodgkin's disease)
      2. non-Hodgkin's lymphomas
  3. Immunoglobulin synthesis disorders
    1. multiple myeloma (plasmacytoma)
  4. Bleeding disorders
    1. DIC
  5. Thrombocytosis and thrombocytopenia
  6. Hemolytic-Uremic Syndrome (HUS)
  7. Thrombotic Thrombocytopenic Purpura (TTP)