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Dermatitis, Photoallergic MeSH Descriptor Data 2025
A delayed hypersensitivity involving the reaction between sunlight or other radiant energy source and a chemical substance to which the individual has been previously exposed and sensitized. It manifests as a papulovesicular, eczematous, or exudative dermatitis occurring chiefly on the light-exposed areas of the skin.
Entry Term(s)
Dermatitis, Contact, Photoallergic
Dermatitis, Contact, Photosensitive
Dermatitis, Photocontact
Photoallergic Contact Dermatitis
Photoallergy
Photosensitive Contact Dermatitis
Previous Indexing
Photosensitivity Disorders (1966-1992)
Public MeSH Note
93; DERMATITIS, CONTACT, PHOTOSENSITIVE; DERMATITIS, PHOTOCONTACT; & PHOTOALLERGY were see PHOTOSENSITIVITY DISORDERS 1979-92
Online Note
use PHOTOSENSITIVITY DISORDERS to search DERMATITIS, CONTACT, PHOTOSENSITIVE; DERMATITIS, PHOTOCONTACT; & PHOTOALLERGY 1979-92
History Note
93; DERMATITIS, CONTACT, PHOTOSENSITIVE; DERMATITIS, PHOTOCONTACT; & PHOTOALLERGY were see PHOTOSENSITIVITY DISORDERS 1979-92
A delayed hypersensitivity involving the reaction between sunlight or other radiant energy source and a chemical substance to which the individual has been previously exposed and sensitized. It manifests as a papulovesicular, eczematous, or exudative dermatitis occurring chiefly on the light-exposed areas of the skin.