December 1958

Squamous Cell Pseudoepithelioma (Keratoacanthoma)A New Clinical Variety, Gigantic, Multiple, and Localized

Author Affiliations

Vedado, Havana, Cuba

AMA Arch Derm. 1958;78(6):703-709. doi:10.1001/archderm.1958.01560120023004

Last year (1957) we observed a case which presented an extensive ulcerofungoid lesion of tumoral aspect involving the skin of the sternocostal and pectoral regions. The outer aspect made us think at first of a squamous cell carcinoma and later of blastomycosis. The clinical, anatomical, and mycological tests made to identify these diseases showed that we were dealing with a different condition.

Having weighed carefully the data supplied by the patient, together with the clinical evolution and the microscopic examination, we came to the conclusion that the picture presented by the patient had a great similarity to the disease described by Ferguson-Smith (multiple keratoacanthoma) in the year 1934.

Report of a Case

Clinical History.—The patient, a white Cuban country man, 72 years old, was registered at our hospital on May 3, 1957. He told us that five years earlier he had noticed a raised wart-like nodule,

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