Translabyrinthine Petrous Apex Cholesteatoma Surgery with Hearing Preservation

<div>Left ear, pre- (<object data="https://static.hindawi.com/articles/criot/volume-2021/5541703/figures/5541703.fig-inline.001.svgz" name="5541703.fig-inline.001" type="image/svg+xml"></object> air conduction and <object data="https://static.hindawi.com/articles/criot/volume-2021/5541703/figures/5541703.fig-inline.002.svgz" name="5541703.fig-inline.002" type="image/svg+xml"></object> bone conduction) and postoperative (<object data="https://static.hindawi.com/articles/criot/volume-2021/5541703/figures/5541703.fig-inline.003.svgz" name="5541703.fig-inline.003" type="image/svg+xml"></object> air conduction and <object data="https://static.hindawi.com/articles/criot/volume-2021/5541703/figures/5541703.fig-inline.004.svgz" name="5541703.fig-inline.004" type="image/svg+xml"></object> bone conduction) pure-tone audiogram. Hearing thresholds remained on the operated left ear one year after surgery.</div>

Case Reports in Otolaryngology

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Figure 5

Figure 5: Translabyrinthine Petrous Apex Cholesteatoma Surgery with Hearing Preservation 