Pregnancy, childbirth and the puerperium (O00-O9A)

Note:
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, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Excludes 1:
supervision of normal pregnancy (Z34.-)
Excludes 2:
mental and behavioral disorders associated with the puerperium (F53.-)
obstetrical tetanus (A34)
postpartum necrosis of pituitary gland (E23.0)
puerperal osteomalacia (M83.0)

Other obstetric conditions, not elsewhere classified (O94-O9A)

O94 Sequelae of complication of pregnancy, childbirth, and the puerperium
Note: This category is to be used to indicate conditions in O00-O77.-, O85-O94 and O98-O9A.- as the cause of late effects. The sequelae include conditions specified as such, or as late effects, which may occur at any time after the puerperium
Code first condition resulting from (sequela) of complication of pregnancy, childbirth, and the puerperium
O98 Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium [+]
Includes: the listed conditions when complicating the pregnant state, when aggravated by the pregnancy, or as a reason for obstetric care
Use additional code (Chapter 1), to identify specific infectious or parasitic disease
Excludes 2: herpes gestationis (O26.4-)
infectious carrier state (O99.82-, O99.83-)
obstetrical tetanus (A34)
puerperal infection (O86.-)
puerperal sepsis (O85)
when the reason for maternal care is that the disease is known or suspected to have affected the fetus (O35-O36)
O99 Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium [+]
Includes: conditions which complicate the pregnant state, are aggravated by the pregnancy or are a main reason for obstetric care
Use additional code to identify specific condition
Excludes 2: when the reason for maternal care is that the condition is known or suspected to have affected the fetus (O35-O36)
O9A Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium [+]

Back to Previous Page