1. O14 Pre-eclampsia

    1. O14.0 Mild to moderate pre-eclampsia

      1. O14.00 Mild to moderate pre-eclampsia, unspecified trimester

      2. O14.02 Mild to moderate pre-eclampsia, second trimester

      3. O14.03 Mild to moderate pre-eclampsia, third trimester

      4. O14.04 Mild to moderate pre-eclampsia, complicating childbirth

      5. O14.05 Mild to moderate pre-eclampsia, complicating the puerperium

    2. O14.1 Severe pre-eclampsia

      1. O14.10 Severe pre-eclampsia, unspecified trimester

      2. O14.12 Severe pre-eclampsia, second trimester

      3. O14.13 Severe pre-eclampsia, third trimester

      4. O14.14 Severe pre-eclampsia complicating childbirth

      5. O14.15 Severe pre-eclampsia, complicating the puerperium

    3. O14.2 HELLP syndrome

      Inclusion term(s):

      • Severe pre-eclampsia with hemolysis, elevated liver enzymes and low platelet count (HELLP)
      1. O14.20 HELLP syndrome (HELLP), unspecified trimester

      2. O14.22 HELLP syndrome (HELLP), second trimester

      3. O14.23 HELLP syndrome (HELLP), third trimester

      4. O14.24 HELLP syndrome, complicating childbirth

      5. O14.25 HELLP syndrome, complicating the puerperium

    4. O14.9 Unspecified pre-eclampsia

      1. O14.90 Unspecified pre-eclampsia, unspecified trimester

      2. O14.92 Unspecified pre-eclampsia, second trimester

      3. O14.93 Unspecified pre-eclampsia, third trimester

      4. O14.94 Unspecified pre-eclampsia, complicating childbirth

      5. O14.95 Unspecified pre-eclampsia, 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.