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.-)

**7th character note:** - The appropriate 7th character is to be added to code T66

**7th character:** - A: initial encounter - D: subsequent encounter - S: sequela