| L55 | Sunburn |
| L55.0 | Sunburn of first degree |
| L55.1 | Sunburn of second degree |
| L55.2 | Sunburn of third degree |
| L55.9 | Sunburn, unspecified |
| L56 | Other acute skin changes due to ultraviolet radiation |
| L56.0 | Drug phototoxic response |
| L56.1 | Drug photoallergic response |
| L56.2 | Photocontact dermatitis [berloque dermatitis] |
| L56.3 | Solar urticaria |
| L56.4 | Polymorphous light eruption |
| L56.5 | Disseminated superficial actinic porokeratosis (DSAP) |
| L56.8 | Other specified acute skin changes due to ultraviolet radiation |
| L56.9 | Acute skin change due to ultraviolet radiation, unspecified |
| L57 | Skin changes due to chronic exposure to nonionizing radiation |
| L57.0 | Actinic keratosis |
| L57.1 | Actinic reticuloid |
| L57.2 | Cutis rhomboidalis nuchae |
| L57.3 | Poikiloderma of Civatte |
| L57.4 | Cutis laxa senilis |
| L57.5 | Actinic granuloma |
| L57.8 | Other skin changes due to chronic exposure to nonionizing radiation |
| L57.9 | Skin changes due to chronic exposure to nonionizing radiation, unspecified |
| L58 | Radiodermatitis |
| L58.0 | Acute radiodermatitis |
| L58.1 | Chronic radiodermatitis |
| L58.9 | Radiodermatitis, unspecified |
| L59 | Other disorders of skin and subcutaneous tissue related to radiation |
| L59.0 | Erythema ab igne [dermatitis ab igne] |
| L59.8 | Other specified disorders of the skin and subcutaneous tissue related to radiation |
| L59.9 | Disorder of the skin and subcutaneous tissue related to radiation, unspecified |