World Health Organization · 2026-01 · English
3A20 Acquired haemolytic anaemia, immune
Official WHO ICD-11 MMS tabulation. This international classification is separate from US ICD-10-CM. For complete instructions and postcoordination, consult the WHO browser.
More specific codes
3A20.0Autoimmune haemolytic anaemia, warm type3A20.1Autoimmune haemolytic anaemia, cold type3A20.2Autoimmune haemolytic anaemia, mixed type, cold and warm3A20.3Paroxysmal cold haemoglobinuria3A20.4Alloimmune haemolytic anaemia3A20.5Evans syndrome3A20.YOther specified acquired haemolytic anaemia, immune3A20.ZAcquired haemolytic anaemia, immune, unspecified© World Health Organization · CC BY-ND 3.0 IGO