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Dermatophytosis and Dermatophytid (Oidiomycotica?). Presented by Dr. Marion B. Sulzberger.
S. Y., a woman, aged 43, married, was first seen at the skin clinic of the New York Post-Graduate Hospital on May 6, 1930, with an eruption of three months' duration. On examination an erythematous lesion was found on the dorsum of the left hand and index finger. Microscopic examination for fungi yielded negative results.
The patient responded well to local treatment and suffered no recurrence until April 9, 1931. She then showed evidence of severe dermatophytosis between the toes and quarter-sized patches of vesicles on the dorsum of both hands, the right thigh and the left arm.
Skin tests yielded the following results: (1) oidiomycin (intradermal) — + +; (2) oidiomycin (patch test) — —; (3) trichophytin (diluted 1 : 30) + +; (4) trichophytin (patch test with 1 : 10 solution in affected areas) + + ; (5) trichophytin (patch test with 1: 10 solution in