1. O46 Antepartum hemorrhage, not elsewhere classified

    1. O46.0 Antepartum hemorrhage with coagulation defect

      1. O46.00 Antepartum hemorrhage with coagulation defect, unspecified

        • O46.001 Antepartum hemorrhage with coagulation defect, unspecified, first trimester
        • O46.002 Antepartum hemorrhage with coagulation defect, unspecified, second trimester
        • O46.003 Antepartum hemorrhage with coagulation defect, unspecified, third trimester
        • O46.009 Antepartum hemorrhage with coagulation defect, unspecified, unspecified trimester
      2. O46.01 Antepartum hemorrhage with afibrinogenemia

        Inclusion term(s):

        • Antepartum hemorrhage with hypofibrinogenemia
        • O46.011 Antepartum hemorrhage with afibrinogenemia, first trimester
        • O46.012 Antepartum hemorrhage with afibrinogenemia, second trimester
        • O46.013 Antepartum hemorrhage with afibrinogenemia, third trimester
        • O46.019 Antepartum hemorrhage with afibrinogenemia, unspecified trimester
      3. O46.02 Antepartum hemorrhage with disseminated intravascular coagulation

        • O46.021 Antepartum hemorrhage with disseminated intravascular coagulation, first trimester
        • O46.022 Antepartum hemorrhage with disseminated intravascular coagulation, second trimester
        • O46.023 Antepartum hemorrhage with disseminated intravascular coagulation, third trimester
        • O46.029 Antepartum hemorrhage with disseminated intravascular coagulation, unspecified trimester
      4. O46.09 Antepartum hemorrhage with other coagulation defect

        • O46.091 Antepartum hemorrhage with other coagulation defect, first trimester
        • O46.092 Antepartum hemorrhage with other coagulation defect, second trimester
        • O46.093 Antepartum hemorrhage with other coagulation defect, third trimester
        • O46.099 Antepartum hemorrhage with other coagulation defect, unspecified trimester
    2. O46.8 Other antepartum hemorrhage

      1. O46.8X Other antepartum hemorrhage

        • O46.8X1 Other antepartum hemorrhage, first trimester
        • O46.8X2 Other antepartum hemorrhage, second trimester
        • O46.8X3 Other antepartum hemorrhage, third trimester
        • O46.8X9 Other antepartum hemorrhage, unspecified trimester
    3. O46.9 Antepartum hemorrhage, unspecified

      1. O46.90 Antepartum hemorrhage, unspecified, unspecified trimester

      2. O46.91 Antepartum hemorrhage, unspecified, first trimester

      3. O46.92 Antepartum hemorrhage, unspecified, second trimester

      4. O46.93 Antepartum hemorrhage, unspecified, third trimester

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.