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Section made close to the level of Fig. 1. remnants of cyst (c), angiocath path (ac), fat replacing cyst (f), hematopoietic bone marrow (m), temporal mandibular joint (tmj), eustachian tube (et), external auditory canal (eac), tympanic membrane, displaced (mt), middle ear (me) cochlea (coch), posterior semicircular canal (pc), endolymphatic duct (ed). (Hematoxylin and Eosin [H&E] X 5).
