3A20

The ICD-11 code for acquired haemolytic anaemia, immune is 3A20. The full clinical description is "Acquired haemolytic anaemia, immune".

ICD-11 code 3A20 represents “Acquired haemolytic anaemia, immune”. It is classified under Chapter 3: Diseases of the Blood or Blood-Forming Organs.

3A20 is in Chapter 3: Diseases of the Blood or Blood-Forming Organs (codes 3A00-3C9Z).

There is no direct ICD-10 mapping available for 3A20 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-10. Use the ICD-11 to ICD-10 converter to search for related codes.

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

3A20 has 8 child codes, including: 3A20.0 (Autoimmune haemolytic anaemia, warm type), 3A20.1 (Autoimmune haemolytic anaemia, cold type), 3A20.2 (Autoimmune haemolytic anaemia, mixed type, cold and warm), 3A20.3 (Paroxysmal cold haemoglobinuria), and 4 more.