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O66.40 Failed trial of labor, unspecified
BackO66Other obstructed laborCategory9 →O66.0Obstructed labor due to shoulder dystociaCategoryO66.1Obstructed labor due to locked twinsCategoryO66.2Obstructed labor due to unusually large fetusCategoryO66.3Obstructed labor due to other abnormalities of fetusCategoryO66.4Failed trial of laborCategory2 →O66.40Failed trial of labor, unspecifiedCategoryO66.41Failed attempted vaginal birth after previous cesarean deliveryCategoryO66.5Attempted application of vacuum extractor and forcepsCategoryO66.6Obstructed labor due to other multiple fetusesCategoryO66.8Other specified obstructed laborCategoryO66.9Obstructed labor, unspecifiedCategory
CategoryCODABLE
O66.40
Failed trial of labor, unspecified
- Chapter
- XV · Pregnancy, childbirth and the puerperium
- Section
- O60-O77
- Valid from
Source
CMS ICD-10-CM Tabular List, edition FY2026.