World Health Organization · 2026-01 · English
2A20.0 Chronic myelogenous leukaemia, BCR-ABL1-positive
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
2A20.00Chronic myelogenous leukaemia with blast crisis2A20.01Chronic myelogenous leukaemia, Philadelphia chromosome (Ph1) positive2A20.02Chronic myelogenous leukaemia, t(9:22)(q34; q11)2A20.03Naegeli-type monocytic leukaemia2A20.0YOther specified chronic myelogenous leukaemia, BCR-ABL1-positive2A20.0ZChronic myelogenous leukaemia, BCR-ABL1-positive, unspecified© World Health Organization · CC BY-ND 3.0 IGO