P20 is the ICD-10 code for Intrauterine hypoxia. It is a three-character category divided into 3 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block P20–P29 (Respiratory and cardiovascular disorders specific to the perinatal period) in Chapter XVI, Certain conditions originating in the perinatal period.
- Code type
- Category (3 characters)
- Chapter
- XVI · P00–P96
- Classification
- WHO ICD-10, 2019 version
What P20 includes
Conditions and terms that are coded here.
- abnormal fetal heart rate
- fetal or intrauterine:
- acidosis
- anoxia
- asphyxia
- distress
- hypoxia
- meconium in liquor
- passage of meconium
What P20 excludes
Conditions that look similar but belong under another code.
- intracranial haemorrhage due to anoxia or hypoxia P52.-
Subcodes of P20
P20 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DP20Iltmangel hos foster
P20Sikiön hapenpuute
P20Intrauterine Hypoxie
P20Hypoxie intra-utérine
P20intra-uteriene hypoxie
Based on the World Health Organization’s International Statistical Classification of Diseases and Related Health Problems, 10th revision (ICD-10), 2019 version, and the national editions published by each country’s health authority. This page is a reference, not coding advice; follow your national coding rules when you report.
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