A Case of Acquired Pars Flaccida Cholesteatoma Extending to the Supralabyrinthine Petrous Apex With Preservation of the Otic Capsule

Hisashi Sugimoto, Manabu Inaba, Goki Nagasaki, Tomokazu Yoshizaki · 2026

Read A Case of Acquired Pars Flaccida Cholesteatoma Extending to the Supralabyrinthine Petrous Apex With Preservation of the Otic Capsule by Hisashi Sugimoto, Manabu Inaba, Goki Nagasaki, Tomokazu Yoshizaki (2026) in the Tower of Babel, a free online library of public-domain works preserved in clean, searchable text. No sign-up. The full text is served as a plain-text file at a predictable URL, where text is present: https://antarctic-labs.com/tower-of-babel/PMC13287333.txt.

Description

Hisashi Sugimoto and co-authors describe in 2026 a man aged 31 with long-standing left ear discharge. A skin-like growth had spread deep into the skull bone above the inner ear. Hearing was reduced but inner ear function was nearly intact.

Surgeons worked in two stages. First they cleared infection through the mastoid bone. Six months later they removed the deep growth through a skull opening and rebuilt the hearing bone chain. Scans four months later showed no leftover growth. At 22 months hearing had improved and no return was seen. The authors favour staged surgery when deep growth and active infection coincide.

Catalog record

CREATORHisashi Sugimoto, Manabu Inaba, Goki Nagasaki, Tomokazu Yoshizaki
YEAR2026
COLLECTIONPAPERS
FORMATTXT
FILE SIZE22086
LICENSEhttps://creativecommons.org/licenses/by/4.0
RIGHTSCC BY
SOURCEEurope PMC

Source: https://europepmc.org/article/MED/PMC13287333

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