Code
Hierarchy
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O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
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O94-O9A Other obstetric conditions, not elsewhere classified (O94-O9A)
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O94 Sequelae of complication of pregnancy, childbirth, and the puerperium
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O98 Maternal infectious and parasitic diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
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O99 Other maternal diseases classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
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O9A Maternal malignant neoplasms, traumatic injuries and abuse classifiable elsewhere but complicating pregnancy, childbirth and the puerperium
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Notes
O94
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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
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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
Code First
O94
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condition resulting from (sequela) of complication of pregnancy, childbirth, and the puerperium
Use Additional
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code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.