| O60 | Preterm labor |
| O60.0 | Preterm labor without delivery |
| O60.00 | Preterm labor without delivery, unspecified trimester |
| O60.02 | Preterm labor without delivery, second trimester |
| O60.03 | Preterm labor without delivery, third trimester |
| O60.1 | Preterm labor with preterm delivery |
| O60.10 | Preterm labor with preterm delivery, unspecified trimester |
| O60.12 | Preterm labor second trimester with preterm delivery second trimester |
| O60.13 | Preterm labor second trimester with preterm delivery third trimester |
| O60.14 | Preterm labor third trimester with preterm delivery third trimester |
| O60.2 | Term delivery with preterm labor |
| O60.20 | Term delivery with preterm labor, unspecified trimester |
| O60.22 | Term delivery with preterm labor, second trimester |
| O60.23 | Term delivery with preterm labor, third trimester |
| O61 | Failed induction of labor |
| O61.0 | Failed medical induction of labor |
| O61.1 | Failed instrumental induction of labor |
| O61.8 | Other failed induction of labor |
| O61.9 | Failed induction of labor, unspecified |
| O62 | Abnormalities of forces of labor |
| O62.0 | Primary inadequate contractions |
| O62.1 | Secondary uterine inertia |
| O62.2 | Other uterine inertia |
| O62.3 | Precipitate labor |
| O62.4 | Hypertonic, incoordinate, and prolonged uterine contractions |
| O62.8 | Other abnormalities of forces of labor |
| O62.9 | Abnormality of forces of labor, unspecified |
| O63 | Long labor |
| O63.0 | Prolonged first stage (of labor) |
| O63.1 | Prolonged second stage (of labor) |
| O63.2 | Delayed delivery of second twin, triplet, etc. |
| O63.9 | Long labor, unspecified |
| O64 | Obstructed labor due to malposition and malpresentation of fetus |
| O64.0 | Obstructed labor due to incomplete rotation of fetal head |
| O64.1 | Obstructed labor due to breech presentation |
| O64.2 | Obstructed labor due to face presentation |
| O64.3 | Obstructed labor due to brow presentation |
| O64.4 | Obstructed labor due to shoulder presentation |
| O64.5 | Obstructed labor due to compound presentation |
| O64.8 | Obstructed labor due to other malposition and malpresentation |
| O64.9 | Obstructed labor due to malposition and malpresentation, unspecified |
| O65 | Obstructed labor due to maternal pelvic abnormality |
| O65.0 | Obstructed labor due to deformed pelvis |
| O65.1 | Obstructed labor due to generally contracted pelvis |
| O65.2 | Obstructed labor due to pelvic inlet contraction |
| O65.3 | Obstructed labor due to pelvic outlet and mid-cavity contraction |
| O65.4 | Obstructed labor due to fetopelvic disproportion, unspecified |
| O65.5 | Obstructed labor due to abnormality of maternal pelvic organs |
| O65.8 | Obstructed labor due to other maternal pelvic abnormalities |
| O65.9 | Obstructed labor due to maternal pelvic abnormality, unspecified |
| O66 | Other obstructed labor |
| O66.0 | Obstructed labor due to shoulder dystocia |
| O66.1 | Obstructed labor due to locked twins |
| O66.2 | Obstructed labor due to unusually large fetus |
| O66.3 | Obstructed labor due to other abnormalities of fetus |
| O66.4 | Failed trial of labor |
| O66.40 | Failed trial of labor, unspecified |
| O66.41 | Failed attempted vaginal birth after previous cesarean delivery |
| O66.5 | Attempted application of vacuum extractor and forceps |
| O66.6 | Obstructed labor due to other multiple fetuses |
| O66.8 | Other specified obstructed labor |
| O66.9 | Obstructed labor, unspecified |
| O67 | Labor and delivery complicated by intrapartum hemorrhage, not elsewhere classified |
| O67.0 | Intrapartum hemorrhage with coagulation defect |
| O67.8 | Other intrapartum hemorrhage |
| O67.9 | Intrapartum hemorrhage, unspecified |
| O68 | Labor and delivery complicated by abnormality of fetal acid-base balance |
| O69 | Labor and delivery complicated by umbilical cord complications |
| O69.0 | Labor and delivery complicated by prolapse of cord |
| O69.1 | Labor and delivery complicated by cord around neck, with compression |
| O69.2 | Labor and delivery complicated by other cord entanglement, with compression |
| O69.3 | Labor and delivery complicated by short cord |
| O69.4 | Labor and delivery complicated by vasa previa |
| O69.5 | Labor and delivery complicated by vascular lesion of cord |
| O69.8 | Labor and delivery complicated by other cord complications |
| O69.81 | Labor and delivery complicated by cord around neck, without compression |
| O69.82 | Labor and delivery complicated by other cord entanglement, without compression |
| O69.89 | Labor and delivery complicated by other cord complications |
| O69.9 | Labor and delivery complicated by cord complication, unspecified |