O31.8X

Other complications specific to multiple gestation

Requires 7th character

O31.8X requires a 7th character to be reported. Choose a complete code below.

Inclusion terms

Note: CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
Note: Codes from this chapter are for use for conditions related to or aggravated by the pregnancy, childbirth, or by the puerperium (maternal causes or obstetric causes)
Note: Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
Note: 1st trimester- less than 14 weeks 0 days
Note: 2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
Note: 3rd trimester- 28 weeks 0 days until delivery

Not coded here — never report together with this code.

Not included here — may be reported together when both conditions exist.

mental and behavioral disorders associated with the puerperium (F53.-) (from O31)
obstetrical tetanus (A34) (from O31)
postpartum necrosis of pituitary gland (E23.0) (from O31)
puerperal osteomalacia (M83.0) (from O31)
delayed delivery of second twin, triplet, etc. (O63.2) (from O31)
malpresentation of one fetus or more (O32.9) (from O31)
placental transfusion syndromes (O43.0-) (from O31)

Add a code to identify the following, if applicable.

code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known. (from O31)

This code requires a 7th character (defined at O31). Use the placeholder "X" for missing positions.

Character	Meaning
0	not applicable or unspecified
1	fetus 1
2	fetus 2
3	fetus 3
4	fetus 4
5	fetus 5
9	other fetus

O31.8X1Other complications specific to multiple gestation, first trimesterNeeds 7th char
O31.8X2Other complications specific to multiple gestation, second trimesterNeeds 7th char
O31.8X3Other complications specific to multiple gestation, third trimesterNeeds 7th char
O31.8X9Other complications specific to multiple gestation, unspecified trimesterNeeds 7th char