In discussing cholesteatoma of the orbit one is immediately struck by the scarcity of reports of cases. Although somewhat closely allied to dermoid cyst of the orbit, cholesteatoma is a distinct entity. As noted by Samuels, dermoid cyst of the orbit is rare ; this is a truism. Likewise, cholesterol in a cyst of the orbit is exceedingly rare, while so-called true cholesteatoma of the orbit is even less frequently encountered. The purpose of this paper is to define cholesteatoma of the orbit, present the theories as to its etiology and classification, review the cases reported in the literature and report a new case.
A number of cases of dermoid cyst of the orbit and of cholesteatoma of the paranasal sinuses, mastoid, etc., have been reported. These will not be reviewed except as to their general characteristics and the manner in which they differ from true, or primary, cholesteatoma of the
CONSTANS M. CHOLESTEATOMA OF ORBIT. Arch Ophthalmol. 1943;30(2):236–246. doi:10.1001/archopht.1943.00880200084010
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