ICD-11 classes
01 Certain infectious or parasitic diseases
Infections of the fetus or newborn
KA65 — Neonatal infections of certain specified sites
KA65.3 — Neonatal infectious mastitis

ICD-11 KA65.3 — Neonatal infectious mastitis

A disease of the breasts in neonates, may be caused by a maternal infection with a bacterial source. This disease is characterised by swelling, erythema, warmth, tenderness, induration of the breast, or purulent discharge from the nipple . It is usually unilateral. This disease may also present with breast abscesses.

The diagnosis includes nothing.

It excludes 2 items.

  • Breast engorgement of newborn (KC41.0)
  • noninfective mastitis of newborn (KC41.0)

It has no clarifying diagnoses.

The diagnosis is coded elsewhere:

The diagnosis is included in 2 other classes.

  • Neonatal staphylococcal mastitis (EH11)
  • Neonatal streptococcal mastitis (EH11)

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