Circular 06/2026

Chapter III — Diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism

22 chapters · 15,844 codes · Quick search →

D50-D53 — Nutritional anaemias

D50Iron deficiency anaemia D51Vitamin B12 deficiency anaemia D52Folate deficiency anaemia D53Other nutritional anaemias

D55-D59 — Haemolytic anaemias

D55Anaemia due to enzyme disorders D56Thalassaemia D57Sickle-cell disorders D58Other hereditary haemolytic anaemias D59Acquired haemolytic anaemia

D60-D64 — Aplastic and other anaemias

D60Acquired pure red cell aplasia [erythroblastopenia]D61Other aplastic anaemias D62Acute posthaemorrhagic anaemia D63*Anaemia in chronic diseases classified elsewhere D64Other anaemias

D65-D69 — Coagulation defects, purpura and other haemorrhagic conditions

D65Disseminated intravascular coagulation [defibrination syndrome]D66Hereditary factor VIII deficiency D67Hereditary factor IX deficiency D68Other coagulation defects D69Purpura and other haemorrhagic conditions

D70-D77 — Other diseases of blood and blood-forming organs

D70Agranulocytosis D71Functional disorders of polymorphonuclear neutrophils D72Other disorders of white blood cells D73Diseases of spleen D74Methaemoglobinaemia D75Other diseases of blood and blood-forming organs D76Other specified diseases with participation of lymphoreticular and reticulohistiocytic tissue D77*Other disorders of blood and blood-forming organs in diseases classified elsewhere

D80-D89 — Certain disorders involving the immune mechanism

D80Immunodeficiency with predominantly antibody defects D81Combined immunodeficiencies D82Immunodeficiency associated with other major defects D83Common variable immunodeficiency D84Other immunodeficiencies D86Sarcoidosis D89Other disorders involving the immune mechanism, not elsewhere classified