1. T71 Asphyxiation

    1. T71.1 Asphyxiation due to mechanical threat to breathing

      Inclusion term(s):

      • Suffocation due to mechanical threat to breathing
      1. T71.11 Asphyxiation due to smothering under pillow

        • T71.111 Asphyxiation due to smothering under pillow, accidental

          Inclusion term(s):

          • Asphyxiation due to smothering under pillow NOS
        • T71.112 Asphyxiation due to smothering under pillow, intentional self-harm
        • T71.113 Asphyxiation due to smothering under pillow, assault
        • T71.114 Asphyxiation due to smothering under pillow, undetermined
      2. T71.12 Asphyxiation due to plastic bag

        • T71.121 Asphyxiation due to plastic bag, accidental

          Inclusion term(s):

          • Asphyxiation due to plastic bag NOS
        • T71.122 Asphyxiation due to plastic bag, intentional self-harm
        • T71.123 Asphyxiation due to plastic bag, assault
        • T71.124 Asphyxiation due to plastic bag, undetermined
      3. T71.13 Asphyxiation due to being trapped in bed linens

        • T71.131 Asphyxiation due to being trapped in bed linens, accidental

          Inclusion term(s):

          • Asphyxiation due to being trapped in bed linens NOS
        • T71.132 Asphyxiation due to being trapped in bed linens, intentional self-harm
        • T71.133 Asphyxiation due to being trapped in bed linens, assault
        • T71.134 Asphyxiation due to being trapped in bed linens, undetermined
      4. T71.14 Asphyxiation due to smothering under another person's body (in bed)

        • T71.141 Asphyxiation due to smothering under another person's body (in bed), accidental

          Inclusion term(s):

          • Asphyxiation due to smothering under another person's body (in bed) NOS
        • T71.143 Asphyxiation due to smothering under another person's body (in bed), assault
        • T71.144 Asphyxiation due to smothering under another person's body (in bed), undetermined
      5. T71.15 Asphyxiation due to smothering in furniture

        • T71.151 Asphyxiation due to smothering in furniture, accidental

          Inclusion term(s):

          • Asphyxiation due to smothering in furniture NOS
        • T71.152 Asphyxiation due to smothering in furniture, intentional self-harm
        • T71.153 Asphyxiation due to smothering in furniture, assault
        • T71.154 Asphyxiation due to smothering in furniture, undetermined
      6. T71.16 Asphyxiation due to hanging

        Inclusion term(s):

        • Hanging by window shade cord
        • T71.161 Asphyxiation due to hanging, accidental

          Inclusion term(s):

          • Asphyxiation due to hanging NOS
          • Hanging NOS
        • T71.162 Asphyxiation due to hanging, intentional self-harm
        • T71.163 Asphyxiation due to hanging, assault
        • T71.164 Asphyxiation due to hanging, undetermined
      7. T71.19 Asphyxiation due to mechanical threat to breathing due to other causes

        • T71.191 Asphyxiation due to mechanical threat to breathing due to other causes, accidental

          Inclusion term(s):

          • Asphyxiation due to other causes NOS
        • T71.192 Asphyxiation due to mechanical threat to breathing due to other causes, intentional self-harm
        • T71.193 Asphyxiation due to mechanical threat to breathing due to other causes, assault
        • T71.194 Asphyxiation due to mechanical threat to breathing due to other causes, undetermined
    2. T71.2 Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air

      Inclusion term(s):

      • Suffocation due to systemic oxygen deficiency due to low oxygen content in ambient air
      1. T71.20 Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause

      2. T71.21 Asphyxiation due to cave-in or falling earth

      3. T71.22 Asphyxiation due to being trapped in a car trunk

        • T71.221 Asphyxiation due to being trapped in a car trunk, accidental
        • T71.222 Asphyxiation due to being trapped in a car trunk, intentional self-harm
        • T71.223 Asphyxiation due to being trapped in a car trunk, assault
        • T71.224 Asphyxiation due to being trapped in a car trunk, undetermined
      4. T71.23 Asphyxiation due to being trapped in a (discarded) refrigerator

        • T71.231 Asphyxiation due to being trapped in a (discarded) refrigerator, accidental
        • T71.232 Asphyxiation due to being trapped in a (discarded) refrigerator, intentional self-harm
        • T71.233 Asphyxiation due to being trapped in a (discarded) refrigerator, assault
        • T71.234 Asphyxiation due to being trapped in a (discarded) refrigerator, undetermined
      5. T71.29 Asphyxiation due to being trapped in other low oxygen environment

    3. T71.9 Asphyxiation due to unspecified cause

      Inclusion term(s):

      • Suffocation (by strangulation) due to unspecified cause
      • Suffocation NOS
      • Systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified cause
      • Systemic oxygen deficiency due to mechanical threat to breathing due to unspecified cause
      • Traumatic asphyxia NOS
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.