kodex

Kodex

O02.81

Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy

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Hierarchy

  • O00-O9A Pregnancy, childbirth and the puerperium (O00-O9A)
    • O00-O08 Pregnancy with abortive outcome (O00-O08)
      • O02 Other abnormal products of conception
        • O02.8 Other specified abnormal products of conception
          • O02.81 Inappropriate change in quantitative human chorionic gonadotropin (hCG) in early pregnancy
          • O02.89 Other abnormal products of conception

Notes

O00-O9A

  • 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

Inclusion Terms

O02.81

  • Biochemical pregnancy
  • Chemical pregnancy
  • Inappropriate level of quantitative human chorionic gonadotropin (hCG) for gestational age in early pregnancy

Use Additional

O02

  • code from category O08 to identify any associated complication.

O00-O9A

  • code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.

Excludes 1

O02.8

  • abnormal products of conception with blighted ovum (O02.0)
    • O02.0 Blighted ovum and nonhydatidiform mole
  • abnormal products of conception with hydatidiform mole (O01.-)
    • O01 Hydatidiform mole
  • abnormal products of conception with nonhydatidiform mole (O02.0)
    • O02.0 Blighted ovum and nonhydatidiform mole

O02

  • O31.0 Papyraceous fetus

O00-O08

  • continuing pregnancy in multiple gestation after abortion of one fetus or more (O31.1-, O31.3-)
    • O31.1 Continuing pregnancy after spontaneous abortion of one fetus or more
    • O31.3 Continuing pregnancy after elective fetal reduction of one fetus or more

O00-O9A

  • supervision of normal pregnancy (Z34.-)
    • Z34 Encounter for supervision of normal pregnancy

Excludes 2

O00-O9A

  • mental and behavioral disorders associated with the puerperium (F53.-)
    • F53 Mental and behavioral disorders associated with the puerperium, not elsewhere classified
  • A34 Obstetrical tetanus
  • postpartum necrosis of pituitary gland (E23.0)
  • M83.0 Puerperal osteomalacia