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Tinea Corporis with Fluorescent Lanugo Hairs. Presented by Dr. Maurice J. Costello.
D. la F., a girl aged 11, presents a dime-sized slightly infiltrated erythematous patch on the right side of the chin of several weeks' duration. It was noticed in examining this patient for the possibility of tinea capitis by means of the Wood light that the erythematous patch on the right cheek fluoresced. On closer examination this fluorescence was found to be due to the infected lanugo hairs.
Dr. George M. Lewis: The presence of fluorescent hairs in a lesion which is stubbornly resisting treatment is a valid explanation for the resistance. In a similar case which I presented at the meeting of the New York Academy of Medicine on Oct. 5, 1943 the patient was treated for a month without any clinical improvement and it was believed that the reason for the lack of response
Cipollaro AC, Sachs W. MANHATTAN DERMATOLOGIC SOCIETY. Arch Derm Syphilol. 1944;49(5):385–387. doi:10.1001/archderm.1944.01510110083021
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