Section
O30.02
Conjoined twin pregnancy
Hierarchy
Notes
-
CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
-
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)
-
Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
-
1st trimester- less than 14 weeks 0 days
-
2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
-
3rd trimester- 28 weeks 0 days until delivery
Code Also
-
any complications specific to multiple gestation
Use Additional
-
code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.