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T66 - Radiation sickness, unspecified


The ICD 10 Code for Radiation sickness, unspecified is listed as T66.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field Value
Diagnosis Code: T66
Description: Radiation sickness, unspecified
  • Excludes1: specified adverse effects of radiation, such as:
  • burns (T20-T31)
  • leukemia (C91-C95)
  • radiation gastroenteritis and colitis (K52.0)
  • radiation pneumonitis (J70.0)
  • radiation related disorders of the skin and subcutaneous tissue (L55-L59)
  • sunburn (L55.-)
  • The appropriate 7th character is to be added to code T66
  • A - initial encounter
  • D - subsequent encounter
  • S - sequela
Chapter Injury, poisoning and certain other consequences of external causes (S00-T88)