This report is of an unusual skin eruption which has precluded a fitting diagnosis up to the present time. Fourteen pathologists have examined the slides and have seen the pictures of the eruption. An additional 8 or 10 dermatologists have seen the pictures or the patient. No two dermatohistopathologists have offered the same suggested tentative diagnosis.
Report of a Case
A white boy aged 14 first came to the office on May 12, 1956. The mother accompanied the boy and said that she brought him because of his ``ringworms,'' which he had had for about three years. The eruption began on the forearm and has progressed. Various remedies have been used to no avail. There are no subjective symptoms. The eruption is symmetrical. The areas involved are the sides of the face and neck, the forearms, the elbow regions, and the knee regions. The eruption is papular and is