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Left Lateral View of Inner Ear Following Petrosectomy

Surgical Correlation


Left lateral view of inner ear following petrosectomy. The tympanic membrane has been removed to reveal the intact ossicular chain. Inferior to the lateral semicircular canal is the facial nerve within the facial canal. A cut segment of the chorda tympani is shown passing between the neck of the malleus and long crus of the incus during its course through the tympanic cavity.  (Image courtesy of AL Rhoton, Jr.)

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