P07.21 Extreme immaturity of newborn, gestational age less than 23 completed weeks

The following code(s) above P07.21 may contain annotation back-references that may be applicable to P07.21:

• Certain conditions originating in the perinatal period (P00-P96)
• Extreme immaturity of newborn (P07.2)

Diagnosis Index

Immaturity - see also Preterm, newborn
- Extreme Of Newborn P07.20
-- Gestational Age
--- Less Than 23 Completed Weeks P07.21