A certain amount of confusion has always existed in positively identifying and diagnosing the various tumors involving the antrum of Highmore, particularly those of dental origin, and although several attempts have been made by competent authors to classify these tumors properly, a part at least of the confusion persists. This is due, no doubt, to the fact that occasionally there is encountered a tumor of such location and origin which because of certain of its features does not permit ready and definite cataloging according to established concepts.
It is generally accepted that the odontoma, or dentigerous cyst, is a teratoma arising from a dental follicle occurring as a misplaced anlage, and such a tumor is characterized by the presence of a normal or an embryonic tooth within its wall and hence is comparatively easy of classification.1
The adamantinoma originating from the paradental epithelial débris is, according to Ewing,1a a slow-growing
BEN L. BRYANT. AN UNUSUAL TUMOR INVOLVING THE MAXILLARY ANTRUM. Arch Otolaryngol. 1937;25(5):581–584. doi:10.1001/archotol.1937.00650010653007