Photochemotherapy, or PUVA, is a combination of ultraviolet A (UVA) light therapy and a psoralen medication, which makes the skin more sensitive to the ultraviolet light. PUVA can be an effective treatment for severe atopic dermatitis.Examples of psoralens include methoxsalen (Oxsoralen) and trioxsalen (Trisoralen).A psoralen medication is taken 1½ to 2 hours before exposure to UVA light. This ..
Nummular eczema. Round coin-shaped lesions of eczema on the legs of a child. Nummular eczema is a chronic, pruritic, inflammatory dermatitis occuring in the form of coin-shaped plaques. It is seen in individuals with very dry skin and/or atopic dermatitis.