ICD-11 classes
19 Certain conditions originating in the perinatal period
Disorders of newborn related to length of gestation or...
KA21 — Disorders of newborn related to short gestation or low...
KA21.0 — Extremely low birth weight of newborn

ICD-11 KA21.0 — Extremely low birth weight of newborn

Newborn birth weight 999 g or less. Infants have increased morbidity including neurosensory disability, cerebral palsy, retinopathy of prematurity, deafness, pulmonary immaturity, chronic lung disease and subnormal cognitive function.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code KA21.0 contains 4 clarifying diagnoses:

1. KA21.00 — Extremely low birth weight of newborn, 499g or less
2. KA21.01 — Extremely low birth weight of newborn, 500-749g
3. KA21.02 — Extremely low birth weight of newborn, 750-999g
4. KA21.0Z — Extremely low birth weight of newborn, unspecified