Chronic Actinic Dermatitis (Actinic Reticuloid: severe clinical variant)- Persistent UVR-evoked eczema of exposed areas (lesser extent non exposed areas) affecting older men during summer time
- Presents with pruritic, patchy or confluent areas of eczematous change, lichenification or erythematous infiltration; typically worse in summer
- Histology: changes vary from psoriasiform hyperplasia to interface dermatitis to atrophy
- Treatment: photoprotection, topical corticosteroid, low dose NBUVB or PUVA, azathioprine, cyclosporine
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