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Article
October 1959

A Curious Foreign-Body Tumor

Author Affiliations

Philadelphia

AMA Arch Derm. 1959;80(4):481-482. doi:10.1001/archderm.1959.01560220091018
Abstract

When first seen, the patient, a man, age 65, presented a node on the dorsum of the right hand. It was firm, circumscribed 1 cm. in diameter and raised about 0.75 cm. Its surface was crusted. It appeared 18 months previously, when he was in Japan. He thought it was caused by the bite of an insect. About one year later it was excised; the site never healed. The lesion gradually returned to its former state.

Although it resembled acanthoma, it was not clearly such a lesion; nor was it regarded as a keratotic nodule, epithelioma, or molluseum contagiosum. Since the patient stated that at times there was a discharge of pus, a low-grade pyogenic infection was suggested. Accordingly, a wet dressing of an antiseptic solution and neomycin ointment was prescribed.

When seen again, the top of the lesion was macerated; when the surface was rubbed

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