O66 is the ICD-10 code for Other obstructed labour. It is a three-character category divided into 8 subcodes; use the subcode whenever the record supports that level of detail. It belongs to the block O60–O75 (Complications of labour and delivery) in Chapter XV, Pregnancy, childbirth and the puerperium.
- Code type
- Category (3 characters)
- Chapter
- XV · O00–O99
- Classification
- WHO ICD-10, 2019 version
Subcodes of O66
- O66.0Obstructed labour due to shoulder dystocia
- O66.1Obstructed labour due to locked twins
- O66.2Obstructed labour due to unusually large fetus
- O66.3Obstructed labour due to other abnormalities of fetus
- O66.4Failed trial of labour, unspecified
- O66.5Failed application of vacuum extractor and forceps, unspecified
- O66.8Other specified obstructed labour
- O66.9Obstructed labour, unspecified
O66 in national editions
Countries report with their own edition of ICD-10. Most keep the WHO code and add more specific codes beneath it.
DO66Kompliceret fødsel af anden årsag
O66Muu synnytyseste
O66Sonstiges Geburtshindernis
O66Autres dystocies
O66overige moeilijke bevalling
Listed through more specific codes:
- O66.6Obstructed labor due to other multiple fetuses
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.
Look up another code
Stop looking codes up by hand
Docdemic listens to the consultation, writes the note and suggests the diagnosis and procedure codes that fit it, each one checked against your country’s official code list.
Try Docdemic free