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Article
June 1949

MIXED TUMOR OF THE REGION OF THE HEAD

Author Affiliations

BOSTON
From the Department of Otolaryngology, Massachusetts Eye and Ear Infirmary.

Arch Otolaryngol. 1949;49(6):631-636. doi:10.1001/archotol.1949.03760120058005
Abstract

THE TERM "mixed tumor" has appeared in the literature and has been used in general discussions of tumors of the region of the head for years. Because of the partial misnomer, "mixed," the nature and the characteristics of the tumor have become confused, and an approach to the problems which cases of tumor of this type present has, on some occasions, not been clearcut. The tumor has been found in the salivary glands, the buccal mucosa, the palate, the lips, the neck, the orbit, the lacrimal gland and the face. However, the term is also used to include any tumor in any other part of the body which contains comparatively simple, chiefly embryonal growths of purely local origin, resulting from an overgrowth of embryonal structures with or without displacement. Most of the accepted forms of the tumor do not contain derivatives of the three germ layers, but are bidermal or

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