Radiation sickness, unspecified T66-

Type 1 Excludes
Type 1 Excludes Help
A type 1 excludes note is a pure excludes. It means "not coded here". A type 1 excludes note indicates that the code excluded should never be used at the same time as T66. A type 1 excludes note is for used for when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
  • specified adverse effects of radiation, such as:
  • burns (
    ICD-10-CM Diagnosis Code T20

    Burn and corrosion of head, face, and neck

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • burn and corrosion of ear drum (T28.41, T28.91)
    • burn and corrosion of eye and adnexa (T26.-)
    • burn and corrosion of mouth and pharynx (T28.0)
    T20
    -
    ICD-10-CM Diagnosis Code T31

    Burns classified according to extent of body surface involved

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Note
    • This category is to be used as the primary code only when the site of the burn is unspecified. It should be used as a supplementary code with categories T20-T25 when the site is specified.
    T31
    )
  • leukemia (
    ICD-10-CM Diagnosis Code C91

    Lymphoid leukemia

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • personal history of leukemia (Z85.6)
    C91
    -
    ICD-10-CM Diagnosis Code C95

    Leukemia of unspecified cell type

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 1 Excludes
    • personal history of leukemia (Z85.6)
    C95
    )
  • radiation gastroenteritis and colitis (
    ICD-10-CM Diagnosis Code K52.0

    Gastroenteritis and colitis due to radiation

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    K52.0
    )
  • radiation pneumonitis (
    ICD-10-CM Diagnosis Code J70.0

    Acute pulmonary manifestations due to radiation

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Radiation pneumonitis
    Use Additional
    J70.0
    )
  • radiation related disorders of the skin and subcutaneous tissue (L55-L59
    ICD-10-CM Range L55-L59

    Radiation-related disorders of the skin and subcutaneous tissue

    • L55 Sunburn
    • L56 Other acute skin changes due to ultravio...
    • L57 Skin changes due to chronic exposure to ...
    • L58 Radiodermatitis
    • L59 Other disorders of skin and subcutaneous...
    )
  • sunburn (
    ICD-10-CM Diagnosis Code L55
    • L55 Sunburn
      • L55.0 Sunburn of first degree
      • L55.1 Sunburn of second degree
      • L55.2 Sunburn of third degree
      • L55.9 Sunburn, unspecified
    L55.-
    )
Clinical Information
  • The effects of ionizing and nonionizing radiation upon living organisms, organs and tissues, and their constituents, and upon physiologic processes. It includes the effect of irradiation on food, drugs, and chemicals.
Codes
  • T66 Radiation sickness, unspecified
    • T66.XXXA Radiation sickness, unspecified, initial encounter
    • T66.XXXD Radiation sickness, unspecified, subsequent encounter
    • T66.XXXS Radiation sickness, unspecified, sequela