ICD-10 CM Code O33.5
O33.5
Maternal care for disproportion due to unusually large fetus
Includes
- the listed conditions as a reason for observation, hospitalization or other obstetric care of the mother, or for cesarean delivery before onset of labor
Inclusion Term
- Maternal care for disproportion due to disproportion of fetal origin with normally formed fetus
- Maternal care for disproportion due to fetal disproportion NOS
Excludes Type 1
- disproportion with obstructed labor (O65-O66)
7th Character
- One of the following 7th characters is to be assigned to code O33.5. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning code O33.5 with a 7th character of 1 through 9.
- 0 - not applicable or unspecified
- 1 - fetus 1
- 2 - fetus 2
- 3 - fetus 3
- 4 - fetus 4
- 5 - fetus 5
- 9 - other fetus
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