ICD-11 classes
19 Certain conditions originating in the perinatal period
Haemorrhagic or haematological disorders of fetus or newborn
KA8A — Polycythaemia neonatorum

ICD-11 KA8A — Polycythaemia neonatorum

Polycythaemia of the neonate represents an excessive quality of circulating red blood cells due to excessive marrow production and haematocrits that exceed ~60%.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code KA8A contains 7 clarifying diagnoses:

  1. KA8A.0 — Polycythaemia neonatorum due to placental insufficiency or fetal intrauterine growth restriction
  2. KA8A.1 — Polycythaemia neonatorum due to twin to twin transfusion
  3. KA8A.2 — Polycythaemia neonatorum due to inherited disorder of erythropoietin production
  4. KA8A.3 — Polycythaemia neonatorum following umbilical cord transfusion or stripping at delivery
  5. KA8A.4 — Polycythaemia neonatorum following blood transfusion
  6. KA8A.Y — Other specified polycythaemia neonatorum
  7. KA8A.Z — Polycythaemia neonatorum, unspecified

The diagnosis is coded elsewhere:

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