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Papules and plaques of eczema on the neck due to chronic actinic dermatitis - note the sparing below and behind the ear
Keywords: Other Keywords, UV radiation-induced eczema, Actinic reticuloid, Cheek, Eczematous eruption, Erythematous oedematous papules, Immunological-mediated photo-dermatosis, Male, Neck, Photosensitive dermatitis, Sparing posterior-inferior ear
Chronic actinic dermatitis (CAD) is a rare, immune-mediated photodermatosis characterised by abnormal photosensitivity to ultraviolet (UV) light and occasionally to visible light. It manifests as a dermatitis affecting predominantly, but not exclusively, photo-exposed sites.
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Source: dermnetnz.org