Excludes2

  • maternal care related to the fetus and amniotic cavity and possible delivery problems (O30-O48)
  • maternal diseases classifiable elsewhere but complicating pregnancy, labor and delivery, and the puerperium (O98-O99)
  1. O29 Complications of anesthesia during pregnancy

    Use Additional code, if necessary, to identify the complication

    Includes:

    • maternal complications arising from the administration of a general, regional or local anesthetic, analgesic or other sedation during pregnancy

    Excludes2

    • complications of anesthesia during labor and delivery (O74.-)
    • complications of anesthesia during the puerperium (O89.-)
    1. O29.0 Pulmonary complications of anesthesia during pregnancy

      1. O29.01 Aspiration pneumonitis due to anesthesia during pregnancy

        Inclusion term(s):

        • Inhalation of stomach contents or secretions NOS due to anesthesia during pregnancy
        • Mendelson's syndrome due to anesthesia during pregnancy
        • O29.011 Aspiration pneumonitis due to anesthesia during pregnancy, first trimester
        • O29.012 Aspiration pneumonitis due to anesthesia during pregnancy, second trimester
        • O29.013 Aspiration pneumonitis due to anesthesia during pregnancy, third trimester
        • O29.019 Aspiration pneumonitis due to anesthesia during pregnancy, unspecified trimester
      2. O29.02 Pressure collapse of lung due to anesthesia during pregnancy

        • O29.021 Pressure collapse of lung due to anesthesia during pregnancy, first trimester
        • O29.022 Pressure collapse of lung due to anesthesia during pregnancy, second trimester
        • O29.023 Pressure collapse of lung due to anesthesia during pregnancy, third trimester
        • O29.029 Pressure collapse of lung due to anesthesia during pregnancy, unspecified trimester
      3. O29.09 Other pulmonary complications of anesthesia during pregnancy

        • O29.091 Other pulmonary complications of anesthesia during pregnancy, first trimester
        • O29.092 Other pulmonary complications of anesthesia during pregnancy, second trimester
        • O29.093 Other pulmonary complications of anesthesia during pregnancy, third trimester
        • O29.099 Other pulmonary complications of anesthesia during pregnancy, unspecified trimester
    2. O29.1 Cardiac complications of anesthesia during pregnancy

      1. O29.11 Cardiac arrest due to anesthesia during pregnancy

        • O29.111 Cardiac arrest due to anesthesia during pregnancy, first trimester
        • O29.112 Cardiac arrest due to anesthesia during pregnancy, second trimester
        • O29.113 Cardiac arrest due to anesthesia during pregnancy, third trimester
        • O29.119 Cardiac arrest due to anesthesia during pregnancy, unspecified trimester
      2. O29.12 Cardiac failure due to anesthesia during pregnancy

        • O29.121 Cardiac failure due to anesthesia during pregnancy, first trimester
        • O29.122 Cardiac failure due to anesthesia during pregnancy, second trimester
        • O29.123 Cardiac failure due to anesthesia during pregnancy, third trimester
        • O29.129 Cardiac failure due to anesthesia during pregnancy, unspecified trimester
      3. O29.19 Other cardiac complications of anesthesia during pregnancy

        • O29.191 Other cardiac complications of anesthesia during pregnancy, first trimester
        • O29.192 Other cardiac complications of anesthesia during pregnancy, second trimester
        • O29.193 Other cardiac complications of anesthesia during pregnancy, third trimester
        • O29.199 Other cardiac complications of anesthesia during pregnancy, unspecified trimester
    3. O29.2 Central nervous system complications of anesthesia during pregnancy

      1. O29.21 Cerebral anoxia due to anesthesia during pregnancy

        • O29.211 Cerebral anoxia due to anesthesia during pregnancy, first trimester
        • O29.212 Cerebral anoxia due to anesthesia during pregnancy, second trimester
        • O29.213 Cerebral anoxia due to anesthesia during pregnancy, third trimester
        • O29.219 Cerebral anoxia due to anesthesia during pregnancy, unspecified trimester
      2. O29.29 Other central nervous system complications of anesthesia during pregnancy

        • O29.291 Other central nervous system complications of anesthesia during pregnancy, first trimester
        • O29.292 Other central nervous system complications of anesthesia during pregnancy, second trimester
        • O29.293 Other central nervous system complications of anesthesia during pregnancy, third trimester
        • O29.299 Other central nervous system complications of anesthesia during pregnancy, unspecified trimester
    4. O29.3 Toxic reaction to local anesthesia during pregnancy

      1. O29.3X Toxic reaction to local anesthesia during pregnancy

        • O29.3X1 Toxic reaction to local anesthesia during pregnancy, first trimester
        • O29.3X2 Toxic reaction to local anesthesia during pregnancy, second trimester
        • O29.3X3 Toxic reaction to local anesthesia during pregnancy, third trimester
        • O29.3X9 Toxic reaction to local anesthesia during pregnancy, unspecified trimester
    5. O29.4 Spinal and epidural anesthesia induced headache during pregnancy

      1. O29.40 Spinal and epidural anesthesia induced headache during pregnancy, unspecified trimester

      2. O29.41 Spinal and epidural anesthesia induced headache during pregnancy, first trimester

      3. O29.42 Spinal and epidural anesthesia induced headache during pregnancy, second trimester

      4. O29.43 Spinal and epidural anesthesia induced headache during pregnancy, third trimester

    6. O29.5 Other complications of spinal and epidural anesthesia during pregnancy

      1. O29.5X Other complications of spinal and epidural anesthesia during pregnancy

        • O29.5X1 Other complications of spinal and epidural anesthesia during pregnancy, first trimester
        • O29.5X2 Other complications of spinal and epidural anesthesia during pregnancy, second trimester
        • O29.5X3 Other complications of spinal and epidural anesthesia during pregnancy, third trimester
        • O29.5X9 Other complications of spinal and epidural anesthesia during pregnancy, unspecified trimester
    7. O29.6 Failed or difficult intubation for anesthesia during pregnancy

      1. O29.60 Failed or difficult intubation for anesthesia during pregnancy, unspecified trimester

      2. O29.61 Failed or difficult intubation for anesthesia during pregnancy, first trimester

      3. O29.62 Failed or difficult intubation for anesthesia during pregnancy, second trimester

      4. O29.63 Failed or difficult intubation for anesthesia during pregnancy, third trimester

    8. O29.8 Other complications of anesthesia during pregnancy

      1. O29.8X Other complications of anesthesia during pregnancy

        • O29.8X1 Other complications of anesthesia during pregnancy, first trimester
        • O29.8X2 Other complications of anesthesia during pregnancy, second trimester
        • O29.8X3 Other complications of anesthesia during pregnancy, third trimester
        • O29.8X9 Other complications of anesthesia during pregnancy, unspecified trimester
    9. O29.9 Unspecified complication of anesthesia during pregnancy

      1. O29.90 Unspecified complication of anesthesia during pregnancy, unspecified trimester

      2. O29.91 Unspecified complication of anesthesia during pregnancy, first trimester

      3. O29.92 Unspecified complication of anesthesia during pregnancy, second trimester

      4. O29.93 Unspecified complication of anesthesia during pregnancy, 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.