title: Chronic actinic dermatitis is not a viable concept.
authors: H P
authors: HP
authors: Menagé
authors: J L
authors: JL
authors: Hawk
mesh_terms: D002908:Chronic Disease; D017454:Dermatitis, Photoallergic / Q000175:diagnosis*; D003937:Diagnosis, Differential; D006801:Humans; D009626:Terminology as Topic