Although sporotrichosis has been known only since 1898 a considerable volume of literature has been published, and a constantly increasing number of cases is being reported. While the cases reported in America are still less than a hundred, this seeming rarity in its occurrence is due more probably to the fact that the condition is usually not recognized clinically. It often closely resembles syphilis, and the prevalent idea that a circumscribed, punched-out ulcer that refuses to heal should be strongly suspected as being caused by syphilic infection has led to the treatment of the condition with iodids, with resultant cures. The case is usually diagnosed as one of cutaneous syphilis, on account of the disappearance of the lesions under the iodid treatment. Though discovered first in America, the clinical bacteriologic aspects of this disease have been worked up most thoroughly in France, and there is a large amount of French
McLEAN EH. AN ADDITIONAL CASE OF SPOROTRICHOSIS. JAMA. 1917;LXIX(21):1774–1775. doi:10.1001/jama.1917.02590480028009
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