1. Z36 Encounter for antenatal screening of mother

    1. Z36.0 Encounter for antenatal screening for chromosomal anomalies

    2. Z36.1 Encounter for antenatal screening for raised alphafetoprotein level

      Inclusion term(s):

      • Encounter for antenatal screening for elevated maternal serum alphafetoprotein level
    3. Z36.2 Encounter for other antenatal screening follow-up

      Inclusion term(s):

      • Non-visualized anatomy on a previous scan
    4. Z36.3 Encounter for antenatal screening for malformations

      Inclusion term(s):

      • Screening for a suspected anomaly
    5. Z36.4 Encounter for antenatal screening for fetal growth retardation

      Inclusion term(s):

      • Intrauterine growth restriction (IUGR)/small-for-dates
    6. Z36.5 Encounter for antenatal screening for isoimmunization

    7. Z36.8 Encounter for other antenatal screening

      1. Z36.81 Encounter for antenatal screening for hydrops fetalis

      2. Z36.82 Encounter for antenatal screening for nuchal translucency

      3. Z36.83 Encounter for fetal screening for congenital cardiac abnormalities

      4. Z36.84 Encounter for antenatal screening for fetal lung maturity

      5. Z36.85 Encounter for antenatal screening for Streptococcus B

      6. Z36.86 Encounter for antenatal screening for cervical length

        Inclusion term(s):

        • Screening for risk of pre-term labor
      7. Z36.87 Encounter for antenatal screening for uncertain dates

      8. Z36.88 Encounter for antenatal screening for fetal macrosomia

        Inclusion term(s):

        • Screening for large-for-dates
      9. Z36.89 Encounter for other specified antenatal screening

      10. Z36.8A Encounter for antenatal screening for other genetic defects

    8. Z36.9 Encounter for antenatal screening, unspecified

Abbreviations used here:

NEC Not elsewhere classifiable
This abbreviation in the Tabular List represents “other specified”. When a specific code is not available for a condition, the Tabular List includes an NEC entry under a code to identify the code as the “other specified” code.

NOS Not otherwise specified
This abbreviation is the equivalent of unspecified.