Pregnancy, childbirth and the puerperium (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 useAdditionalCode code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known. excludes1 supervision of normal pregnancy (Z34.-) excludes2 mental and behavioral disorders associated with the puerperium (F53.-) obstetrical tetanus (A34) postpartum necrosis of pituitary gland (E23.0) puerperal osteomalacia (M83.0) |
Pregnancy with abortive outcome (O00-O08) |
Supervision of high risk pregnancy (O09) |
Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium (O10-O16) |
Other maternal disorders predominantly related to pregnancy (O20-O29) |
Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48) |
Complications of labor and delivery (O60-O77) |
Encounter for delivery (O80-O82) |
Complications predominantly related to the puerperium (O85-O92) |
Other obstetric conditions, not elsewhere classified (O94-O9A) |