The mouth constitutes a sort of "no man's land" between the domain of the dermatologist and that of the dentist, and the boundaries of their respective fields are at times indistinct. The case reported here is an example of a condition which was not recognized by specialists in either field or by a surgeon, is mentioned not at all in dermatologic textbooks and inadequately in textbooks dealing with pathologic conditions of the mouth and was finally diagnosed only after a biopsy.
REPORT OF A CASE
Mr. F. T., aged 82, was referred by Dr. Carlyle Ahrens of Artesia, Calif., because of a growth on the lower gum. The lesion had been discovered three days previously by a dentist, after the extraction of five infected, gold-capped front teeth. The patient had not been aware of the growth and did not know how long it had been present. The teeth which