O663-char group
Other obstructed labour
⇄ Primary-code rule changed vs QĐ4469
Coding rules (TT06)
- ●Avoid — more specific 4-5 char codes exist (see below)
- ●Applies only/mainly to females
Codes within O66
O66.0Obstructed labour due to shoulder dystociaO66.1Obstructed labour due to locked twinsO66.2Obstructed labour due to unusually large fetusO66.3Obstructed labour due to other abnormalities of fetusO66.4Failed trial of labour, unspecifiedO66.5Failed application of vacuum extractor and forceps, unspecifiedO66.8Other specified obstructed labourO66.9Obstructed labour, unspecified