2025 ICD-10 CM DIAGNOSIS INDEX TERMS STARTING WITH O

  • Other cardiac complications of anesthesia during pregnancy, unspecified trimester - O29.199
  • Central nervous system complications of anesthesia during pregnancy - O29.2
  • Cerebral anoxia due to anesthesia during pregnancy - O29.21
  • Cerebral anoxia due to anesthesia during pregnancy, first trimester - O29.211
  • Cerebral anoxia due to anesthesia during pregnancy, second trimester - O29.212
  • Cerebral anoxia due to anesthesia during pregnancy, third trimester - O29.213
  • Cerebral anoxia due to anesthesia during pregnancy, unspecified trimester - O29.219
  • Other central nervous system complications of anesthesia during pregnancy - O29.29
  • Other central nervous system complications of anesthesia during pregnancy, first trimester - O29.291
  • Other central nervous system complications of anesthesia during pregnancy, second trimester - O29.292
  • Other central nervous system complications of anesthesia during pregnancy, third trimester - O29.293
  • Other central nervous system complications of anesthesia during pregnancy, unspecified trimester - O29.299
  • Toxic reaction to local anesthesia during pregnancy - O29.3
  • Toxic reaction to local anesthesia during pregnancy - O29.3X
  • Toxic reaction to local anesthesia during pregnancy, first trimester - O29.3X1
  • Toxic reaction to local anesthesia during pregnancy, second trimester - O29.3X2
  • Toxic reaction to local anesthesia during pregnancy, third trimester - O29.3X3
  • Toxic reaction to local anesthesia during pregnancy, unspecified trimester - O29.3X9
  • Spinal and epidural anesthesia induced headache during pregnancy - O29.4
  • Spinal and epidural anesthesia induced headache during pregnancy, unspecified trimester - O29.40
  • Spinal and epidural anesthesia induced headache during pregnancy, first trimester - O29.41
  • Spinal and epidural anesthesia induced headache during pregnancy, second trimester - O29.42
  • Spinal and epidural anesthesia induced headache during pregnancy, third trimester - O29.43
  • Other complications of spinal and epidural anesthesia during pregnancy - O29.5
  • Other complications of spinal and epidural anesthesia during pregnancy - O29.5X
  • Other complications of spinal and epidural anesthesia during pregnancy, first trimester - O29.5X1
  • Other complications of spinal and epidural anesthesia during pregnancy, second trimester - O29.5X2
  • Other complications of spinal and epidural anesthesia during pregnancy, third trimester - O29.5X3
  • Other complications of spinal and epidural anesthesia during pregnancy, unspecified trimester - O29.5X9
  • Failed or difficult intubation for anesthesia during pregnancy - O29.6
  • Failed or difficult intubation for anesthesia during pregnancy, unspecified trimester - O29.60
  • Failed or difficult intubation for anesthesia during pregnancy, first trimester - O29.61
  • Failed or difficult intubation for anesthesia during pregnancy, second trimester - O29.62
  • Failed or difficult intubation for anesthesia during pregnancy, third trimester - O29.63
  • Other complications of anesthesia during pregnancy - O29.8
  • Other complications of anesthesia during pregnancy - O29.8X
  • Other complications of anesthesia during pregnancy, first trimester - O29.8X1
  • Other complications of anesthesia during pregnancy, second trimester - O29.8X2
  • Other complications of anesthesia during pregnancy, third trimester - O29.8X3
  • Other complications of anesthesia during pregnancy, unspecified trimester - O29.8X9
  • Unspecified complication of anesthesia during pregnancy - O29.9
  • Unspecified complication of anesthesia during pregnancy, unspecified trimester - O29.90
  • Unspecified complication of anesthesia during pregnancy, first trimester - O29.91
  • Unspecified complication of anesthesia during pregnancy, second trimester - O29.92
  • Unspecified complication of anesthesia during pregnancy, third trimester - O29.93
  • Twin pregnancy - O30.0
  • Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs - O30.00
  • Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester - O30.001
  • Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester - O30.002
  • Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester - O30.003
  • Twin pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester - O30.009
  • Twin pregnancy, monochorionic/monoamniotic - O30.01
  • Twin pregnancy, monochorionic/monoamniotic, first trimester - O30.011
  • Twin pregnancy, monochorionic/monoamniotic, second trimester - O30.012
  • Twin pregnancy, monochorionic/monoamniotic, third trimester - O30.013
  • Twin pregnancy, monochorionic/monoamniotic, unspecified trimester - O30.019
  • Conjoined twin pregnancy - O30.02
  • Conjoined twin pregnancy, first trimester - O30.021
  • Conjoined twin pregnancy, second trimester - O30.022
  • Conjoined twin pregnancy, third trimester - O30.023
  • Conjoined twin pregnancy, unspecified trimester - O30.029
  • Twin pregnancy, monochorionic/diamniotic - O30.03
  • Twin pregnancy, monochorionic/diamniotic, first trimester - O30.031
  • Twin pregnancy, monochorionic/diamniotic, second trimester - O30.032
  • Twin pregnancy, monochorionic/diamniotic, third trimester - O30.033
  • Twin pregnancy, monochorionic/diamniotic, unspecified trimester - O30.039
  • Twin pregnancy, dichorionic/diamniotic - O30.04
  • Twin pregnancy, dichorionic/diamniotic, first trimester - O30.041
  • Twin pregnancy, dichorionic/diamniotic, second trimester - O30.042
  • Twin pregnancy, dichorionic/diamniotic, third trimester - O30.043
  • Twin pregnancy, dichorionic/diamniotic, unspecified trimester - O30.049
  • Twin pregnancy, unable to determine number of placenta and number of amniotic sacs - O30.09
  • Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester - O30.091
  • Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester - O30.092
  • Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, third trimester - O30.093
  • Twin pregnancy, unable to determine number of placenta and number of amniotic sacs, unspecified trimester - O30.099
  • Triplet pregnancy - O30.1
  • Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs - O30.10
  • Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, first trimester - O30.101
  • Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, second trimester - O30.102
  • Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, third trimester - O30.103
  • Triplet pregnancy, unspecified number of placenta and unspecified number of amniotic sacs, unspecified trimester - O30.109
  • Triplet pregnancy with two or more monochorionic fetuses - O30.11
  • Triplet pregnancy with two or more monochorionic fetuses, first trimester - O30.111
  • Triplet pregnancy with two or more monochorionic fetuses, second trimester - O30.112
  • Triplet pregnancy with two or more monochorionic fetuses, third trimester - O30.113
  • Triplet pregnancy with two or more monochorionic fetuses, unspecified trimester - O30.119
  • Triplet pregnancy with two or more monoamniotic fetuses - O30.12
  • Triplet pregnancy with two or more monoamniotic fetuses, first trimester - O30.121
  • Triplet pregnancy with two or more monoamniotic fetuses, second trimester - O30.122
  • Triplet pregnancy with two or more monoamniotic fetuses, third trimester - O30.123
  • Triplet pregnancy with two or more monoamniotic fetuses, unspecified trimester - O30.129
  • Triplet pregnancy, trichorionic/triamniotic - O30.13
  • Triplet pregnancy, trichorionic/triamniotic, first trimester - O30.131
  • Triplet pregnancy, trichorionic/triamniotic, second trimester - O30.132
  • Triplet pregnancy, trichorionic/triamniotic, third trimester - O30.133
  • Triplet pregnancy, trichorionic/triamniotic, unspecified trimester - O30.139
  • Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs - O30.19
  • Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, first trimester - O30.191
  • Triplet pregnancy, unable to determine number of placenta and number of amniotic sacs, second trimester - O30.192