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
Excludes1
Not coded here — never report together with this code.
supervision of normal pregnancy (Z34.-) (from O00)
continuing pregnancy in multiple gestation after abortion of one fetus or more (O31.1-, O31.3-) (from O00)
Excludes2
Not included here — may be reported together when both conditions exist.
mental and behavioral disorders associated with the puerperium (F53.-) (from O00)