Pregnancy, childbirth and the puerperium `O00-O9A`

The ICD10 chapter for "Pregnancy, childbirth and the puerperium" covers the section ranges O00-O9A.

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

Use Additional:

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

Type 1 Excludes:

Type 2 Excludes:

Pregnancy, childbirth and the puerperium O00-O9A