KA21.20

ICD-11 MMS 2026-01

Low birth weight of newborn, 1500-1999g

Description

A paediatric condition in which the infant is born weighing between 1500 and 1999 g.

Coding note

When both birth weight and gestational age are available, priority of assignment should be given to birth weight.

Coding note from above levels

Conditions arising in the perinatal period, even though death or morbidity occurs later, should, as far as possible, be coded to chapter 19, which takes precedence over chapters containing codes for diseases by their anatomical site. For children less than 28 days old, assume that a reported condition developed in the perinatal period, unless the duration is stated and the onset was after the first completed week of life.

Index terms

  • Low birth weight of newborn, 1500-1999g

Exclusions from above levels

  • KA20 – Disorders of newborn related to slow fetal growth or fetal malnutrition
  • 01 – Certain infectious or parasitic diseases - acquired after birth
  • 02 – Neoplasms
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  • 05 – Endocrine, nutritional or metabolic diseases
  • 08 – Certain congenital diseases of the nervous system
  • 20 – Congenital malformations, deformations and chromosomal abnormalities
  • 22 – Injury, poisoning or certain other consequences of external causes
  • 3A10 – Hereditary haemolytic anaemia
  • 4A01.03 – Transient hypogammaglobulinaemia of infancy
  • 9B71.3 – Retinopathy of prematurity
  • BC43 – congenital cardiomyopathy
  • DA93.0 – Paralytic ileus
  • EA50.Z – Pemphigus neonatorum
  • EH40.00 – Cradle cap
  • http://id.who.int/icd/entity/588616678 – Gastroenteritis or colitis of infectious origin
  • http://id.who.int/icd/entity/609214049 – Congenital gonococcal infection

Sibling codes

  • KA21.21 – Low birth weight of newborn, 2000-2499g
  • KA21.2Z – Low birth weight of newborn, unspecified

Foundation entity

Low birth weight of newborn, 1500-1999g – http://id.who.int/icd/entity/1809412104

Part of: KA21.2: Low birth weight of newborn › KA21: Disorders of newborn related to short gestation or low birth weight, not elsewhere classified › 19: Certain conditions originating in the perinatal period