Abstract
E. H., a white man aged 51, an amateur horticulturist, was first seen on June 2, 1942, when he gave a history of having scratched his left index finger six weeks before while working in his garden. He considered the injury trivial until a hard "pimple" developed at the site of injury and began to ulcerate. Prior to referral he had used topical applications which consisted mainly of compresses of magnesium sulfate and zinc oxide ointment. Examination revealed a well nourished man whose only abnormality was a bluish red punched-out ulcerated area discharging a serous exudate on the dorsal aspect of his left index finger. There was no ascending lymphangitis on the forearm and no involvement of epitrochlear or axillary nodes. A tentative diagnosis of sporotrichosis was made. Cultures of material taken from the ulcer were made on Sabouraud's medium. Syphilitic gumma was ruled out by failure to observe

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