Simultaneous cochlear implantation with early endoscopic surgery in small acoustic neuroma

Autor: Seong Hoon Bae, Ludovica Battilocchi, Nam Yunbin, Gerard Lapina, Ji Min Yun, In Seok Moon
Jazyk: angličtina
Rok vydání: 2024
Předmět:
Zdroj: Laryngoscope Investigative Otolaryngology, Vol 9, Iss 4, Pp n/a-n/a (2024)
Druh dokumentu: article
ISSN: 2378-8038
DOI: 10.1002/lio2.1319
Popis: Abstract Objectives The exclusive endoscopic transcanal transpromontorial approach (EETTA) has recently been developed for the removal of small‐sized acoustic neuromas in the labyrinth (intralabyrinthine schwannoma [ILS]) or internal auditory canal (IAC). Although small tumors that meet the indications for EETTA are also good candidates for cochlear implantation (CI), there are few reports on CI after schwannoma removal using EETTA. Here we present an outcome of patients who underwent simultaneous EETTA and CI. Methods Five patients (two with IAC fundus tumors and three with ILS) who underwent simultaneous EETTA and CI between 2020 and 2022 were retrospectively enrolled. Their medical charts and test results were reviewed. Results After at least 12 months of follow‐up, there were no severe surgical complications such as meningitis, infection, or skin necrosis. Four of the five patients responded to auditory stimulation. Three out of four auditory‐responsive patients scored >80% on sentence recognition. Conclusion Simultaneous EETTA and CI are feasible for the treatment of ILS and IAC fundus tumors. Preservation of the cochlear nerve and modiolus is important for favorable CI outcomes. Therefore, ILS and IAC fundus tumors in patients with nonserviceable hearing should be surgically removed as early as possible to enable proper hearing rehabilitation with CI. Level of Evidence Level 4.
Databáze: Directory of Open Access Journals
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