MA16.11

ICD-11 MMS 2026-01

Elevated white blood cell count

Index terms

  • Elevated white blood cell count
  • high white blood cell count
  • increased white blood cell count
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  • leukocytosis
  • Plasmacytosis
  • Leukaemoid reaction
  • Leukaemoid reaction NOS
  • Basophilic leukaemoid reaction
  • Lymphocytic leukaemoid reaction
  • Monocytic leukaemoid reaction
  • Myelocytic leukaemoid reaction
  • Neutrophilic leukaemoid reaction
  • Basophilia
  • basophilism
  • Bandaemia
  • Bandaemia without diagnosis of specific infection
  • neutrophilia with excess immature forms without diagnosis of specific infection

Exclusions from above levels

  • 4B00.1 – Neutrophilia
  • 3B64 – Thrombocytopenia
  • http://id.who.int/icd/entity/1016799900 – abnormalities of coagulation
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  • http://id.who.int/icd/entity/1191191920 – abnormalities of lipids
  • http://id.who.int/icd/entity/1800910986 – Haemorrhagic or haematological disorders of fetus or newborn
  • JA66.0 – Abnormal haematological finding on antenatal screening of mother
  • 19 – Certain conditions originating in the perinatal period
  • JA66 – Clinical findings on antenatal screening of mother

Sibling codes

  • MA16.10 – Decreased white blood cell count
  • MA16.1Z – Abnormality of white blood cells, unspecified

Foundation entity

Elevated white blood cell count – http://id.who.int/icd/entity/1887214457

Part of: MA16.1: Abnormality of white blood cells › MA16: Cytological findings in blood, blood-forming organs, or the immune system › 21: Symptoms, signs or clinical findings, not elsewhere classified