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...
KA21.3 — Extreme prematurity of newborn
KA21.31 — Extreme prematurity of newborn, gestational age 22...

ICD-11 KA21.31 — Extreme prematurity of newborn, gestational age 22 completed weeks

Extreme prematurity of newborn, gestational age 22 weeks, 0 days through 22 weeks, 6 days.

The diagnosis includes nothing.

The diagnosis excludes nothing.

It has no clarifying diagnoses.