Chromomycosis (chromoblastomycosis), or dermatitis verrucosa, presents a confusing picture at times and consequently a diagnostic problem. The clinical similarity of this disease to syphilis, tuberculosis, neoplasms and other specific and nonspecific granulomas is well known. Although considered to be a disease of the extremities presenting a nodular, verrucoid, papular or granulomatous appearance, reports have shown that the face, neck, chest, shoulders and buttocks also may be affected. Two cases are reported here first because of the varied diagnostic possibilities that they presented and second because of the unusual location of the lesion in 1—the helix of the ear. Phialophora verrucosa was isolated from the first case, which was of several years' duration. Owing to the smallness of the infected area on the ear in the second case and because of a clinical diagnosis of carcinoma, the whole lesion was removed and placed in a fixative. Consequently the organism could not
MOORE M, COOPER ZK, WEISS RS. CHROMOMYCOSIS (CHROMOBLASTOMYCOSIS): REPORT OF TWO CASES. JAMA. 1943;122(18):1237–1243. doi:10.1001/jama.1943.02840350021004
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