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Pityriasis Rosea. Presented by Dr. Greenbaum.
A. M., a colored woman, aged 30, presented a generalized eruption of papules and scaly patches, of six days' duration. It was generalized except on the face and parts below the knees. She had some lesions on the palms. Itching was marked. The result of the Kahn test was plus one. She was presented for confirmation of the diagnosis.
Dr. Weidman: I believe that the underlying dermatosis was masked by treatment.Dr. Hirschler: I agree with Dr. Weidman, and suggested that in view of the rapidity of development of the lesions, it may be an acute erythematous rash. I think that although the larger lesions show irritation, the condition is rather suggestive of pityriasis rosea; however, the neck is a rather unusual location for the first patch.Dr. Greenbaum: Follicular syphilid must be excluded. Six cases in negroes were seen during the last