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January 1954


AMA Arch Derm Syphilol. 1954;69(1):108-114. doi:10.1001/archderm.1954.01540130110015

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Erythroplasia of Queyrat Treated with Thorium X. Presented by Dr. Victor H. Witten and Dr. Abraham J. Orfuss.

E. M., a white man aged 67, was first seen at the skin and cancer unit of the University Hospital, New York University Post-Graduate Medical School, on June 10, 1952. He gave a history of a lesion on the penis which had been present for one year.

On examination there was a 6 by 10 mm., oval, sharply defined, red, glistening, slightly elevated plaque on the shaft of the penis just proximal to the coronal sulcus. There was no regional lymph node involvement. The result of a biopsy taken from this area was erythroplasia.

The area was first treated with thorium X (300 μc per cubic centimeter of alcohol) applied locally on June 26. The second treatment was given on July 10. Because of marked erythematous response treatment with thorium X

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