Blood, blood-forming organs-immune system (D50-D90).
- Essential thrombocythemia (ET) – chronic myeloproliferative disorder (CMPE, CMPN) characterized by chronic elevation of platelets (thrombocytes).
- Osteomyelofibrosis (OMF) – myeloproliferative syndrome; represents a progressive disease of the bone marrow.
- Polycythaemia vera – pathological multiplication of blood cells (particularly affected are: especially erythrocytes/red blood cells, to a lesser extent also platelets (blood platelets) and leukocytes/white blood cells); prickly itching after contact with water (aquagenic pruritus).
- Reactive leukocytosis in infections or rheumatic diseases.
Neoplasms – tumor diseases (C00-D48).
- Other forms of leukemia
