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October 1967

Primary Cholesteatomas of the Temporal Bone

Author Affiliations

St. Catharines, Ontario
From the Department of Otolaryngology, University of Toronto.

Arch Otolaryngol. 1967;86(4):363-366. doi:10.1001/archotol.1967.00760050365002

THE EXISTENCE of congenital cholesteatomas is an accepted fact; only their frequency is undetermined. It is agreed that they are derived from a congenital epidermal cell rest, but according to Fernandez et al1 they are unimportant for practical purposes. Considering the facial nerve complications involved in the reported cases, which I believe to be of primary or congenital cholesteatomas, this statement is far from acceptable.

Report of Cases  Case 1.—A 9-year-old boy was first seen Dec 19, 1962. Eight weeks previously he had developed a paralysis on the right side of his face, associated with a one-day history of otalgia. He had a complete facial paralysis on the right side, his right tympanic membrane was rather lustrous in appearance, and he had a 15-db conductive hearing loss. There was no perforation of the pars flaccida or pars tensa, the latter being confirmed in my office by microscopic examination. Because of

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