Diffuse recurrent tender pustules, papules, and arthritis.
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Biomedical subjects
Publications and source records attributed to S C Rackett.
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Occupational contact dermatitis to individual wood species from foreign countries, such as Asia, Africa, Central America, and South America, has been described. This report concerns the case of a domestic woodworker who developed allergic contact dermatitis shortly after beginning to work with multiple exotic woods. Patch testing with domestic and exotic wood fresh sawdust samples, 1% and 10% in petrolatum, yielded strong positive reactions to six exotic woods: zericote, pao ferro, cocobolo, becote, macassar ebony, and padauk. Later testing confirmed sensitivity to the allergenic quinonoid constituents in pao ferro (R-3,4-dimethoxydalbergione), cocobolo (obtusaquinone), and macassar ebony (macassar quinone).
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The role of dietary manipulation and vitamins in the prevention and treatment of certain skin diseases is reviewed. Manipulation of nutrition by either diet restriction or supplementation can effect cutaneous disorders such as skin cancer, wound healing, atopic dermatitis, psoriasis, and dermatitis herpetiformis.
We report a 15-year-old primagravida female with a history of chronic plaque psoriasis who developed impetigo herpetiformis at 28 weeks gestation. Culture of a needle aspirate from a tender, enlarged cervical lymph node grew Staphylococcus aureus. The patient improved rapidly on wet dressings, topical midpotency corticosteroids, and intravenous nafcillin. The remainder of her pregnancy was uncomplicated. We speculate that both pregnancy and infection led to this pustular flare of her psoriasis.