1. O12 Gestational [pregnancy-induced] edema and proteinuria without hypertension

    1. O12.0 Gestational edema

      1. O12.00 Gestational edema, unspecified trimester

      2. O12.01 Gestational edema, first trimester

      3. O12.02 Gestational edema, second trimester

      4. O12.03 Gestational edema, third trimester

      5. O12.04 Gestational edema, complicating childbirth

      6. O12.05 Gestational edema, complicating the puerperium

    2. O12.1 Gestational proteinuria

      1. O12.10 Gestational proteinuria, unspecified trimester

      2. O12.11 Gestational proteinuria, first trimester

      3. O12.12 Gestational proteinuria, second trimester

      4. O12.13 Gestational proteinuria, third trimester

      5. O12.14 Gestational proteinuria, complicating childbirth

      6. O12.15 Gestational proteinuria, complicating the puerperium

    3. O12.2 Gestational edema with proteinuria

      1. O12.20 Gestational edema with proteinuria, unspecified trimester

      2. O12.21 Gestational edema with proteinuria, first trimester

      3. O12.22 Gestational edema with proteinuria, second trimester

      4. O12.23 Gestational edema with proteinuria, third trimester

      5. O12.24 Gestational edema with proteinuria, complicating childbirth

      6. O12.25 Gestational edema with proteinuria, complicating the puerperium

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.