[Sinus tympani in surgery of the middle ear and skull base].

Abstract

Tympanic sinus is located at the medial wall of the tympanic cavity. It's visualisation is difficult from most of approaches. Tympanic sinus is often filled with cholesteatoma in course of chronic otitis. Intraoperative assessment of tympanic sinus was performed in 29 patients with facial recess cholesteatoma, and in 20 patients with acoustic neuroma… (More)

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