2A60.34

ICD-11 MMS 2026-01

Acute monoblastic or monocytic leukaemia

Description

Acute monoblastic leukaemia and acute monocytic leukaemia are myeloid leukaemias in which 80% or more of the leukaemic cells are of monocytic lineage including monoblasts, promonocytes and monocytes; a minor neutrophil component, <20%, may be present.

Index terms

  • Acute monoblastic or monocytic leukaemia
  • FAB M5
  • FAB type M5a
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  • French-American-British (FAB) type M5a
  • acute monoblastic/monocytic leukaemia without mention of remission
  • acute monocytic leukaemia
  • acute monocytic/monoblastic leukaemia
  • acute monocytoid leukaemia
  • monoblastic leukaemia
  • Acute monoblastic or monocytic leukaemia in complete remission
  • AML M5a
  • AML M5b

Exclusions from above levels

  • 2A60.0 – Acute myeloid leukaemia with recurrent genetic abnormalities
  • 2A60.1 – Acute myeloid leukaemia with myelodysplasia-related changes
  • 2A60.2 – Therapy-related myeloid neoplasms
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  • 2E03 – Malignant neoplasm metastasis in bone or bone marrow
  • http://id.who.int/icd/entity/501778925 – Malignant neoplasm metastasis in lymph nodes
  • http://id.who.int/icd/entity/97145147 – Malignant neoplasm metastasis in thymus gland

Sibling codes

  • 2A60.30 – Acute myeloid leukaemia with minimal differentiation
  • 2A60.31 – Acute myeloid leukaemia without maturation
  • 2A60.32 – Acute myeloid leukaemia with maturation
  • 2A60.33 – Acute myelomonocytic leukaemia
  • 2A60.35 – Acute erythroid leukaemia
  • 2A60.36 – Acute megakaryoblastic leukaemia
  • 2A60.37 – Acute basophilic leukaemia
  • 2A60.38 – Acute panmyelosis with myelofibrosis
  • 2A60.39 – Myeloid sarcoma
  • 2A60.3Y – Other specified acute myeloid leukaemia, not elsewhere classified by criteria of other types
  • 2A60.3Z – Acute myeloid leukaemia, unspecified

Foundation entity

Acute monoblastic or monocytic leukaemia – http://id.who.int/icd/entity/517546180

Allowed postcoordination axes

Part of: 2A60.3: Acute myeloid leukaemia, not elsewhere classified by criteria of other types › 2A60: Acute myeloid leukaemias and related precursor neoplasms › 02: Neoplasms