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April 4, 1914

ECZEMA MARGINATUM OF THE TOES

Author Affiliations

SAN FRANCISCO

JAMA. 1914;LXII(14):1076-1078. doi:10.1001/jama.1914.02560390016006
Abstract

Sabouraud has shown that a number of cases that used to be regarded as eczema of the toes are not eczema, but a dermatitis caused by the same cryptogam that causes eczema marginatum of the crotch. This cryptogam, called by Sabouraud the Epidermophyton inguinale, is, as its name indicates, a fungus, and resembles but is not identical with the ordinary ringworm fungi. It, however, does not attack the hair, but lives exclusively on the epidermis, hence the name that Sabouraud has given it, the epidermis "phyton" or plant. The locality in which it at least gives rise to its most characteristic skin disease is the inner side of the thighs of the male, especially the left side, against which the scrotum rests. The disease may spread farther down the thigh, and it may also occur in the arm-pits, and in women under the breasts; but Sabouraud has shown, as before

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