Section
O00-O9A
Pregnancy, childbirth and the puerperium (O00-O9A)
Hierarchy
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O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
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O00-O08 Pregnancy with abortive outcome (O00-O08)
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O09 Supervision of high risk pregnancy
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O10-O16 Edema, proteinuria and hypertensive disorders in pregnancy, childbirth and the puerperium (O10-O16)
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O20-O29 Other maternal disorders predominantly related to pregnancy (O20-O29)
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O30-O48 Maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
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O60-O77 Complications of labor and delivery (O60-O77)
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O80-O82 Encounter for delivery (O80-O82)
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O85-O92 Complications predominantly related to the puerperium (O85-O92)
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O94-O9A Other obstetric conditions, not elsewhere classified (O94-O9A)
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Notes
O00-O9A
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CODES FROM THIS CHAPTER ARE FOR USE ONLY ON MATERNAL RECORDS, NEVER ON NEWBORN RECORDS
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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)
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Trimesters are counted from the first day of the last menstrual period. They are defined as follows:
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1st trimester- less than 14 weeks 0 days
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2nd trimester- 14 weeks 0 days to less than 28 weeks 0 days
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3rd trimester- 28 weeks 0 days until delivery
Use Additional
O00-O9A
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code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.
Excludes 1
O00-O9A
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supervision of normal pregnancy (Z34.-)
- Z34 Encounter for supervision of normal pregnancy