Publications by authors named "Emily Kay-Rivest"

Objectives: To characterize treatment and hearing outcomes for cerebellopontine angle (CPA) meningiomas with inherent risks of hearing loss and identify predictors of hearing loss for surgically treated lesions.

Design: Retrospective chart review.

Setting: Tertiary care medical center.

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Objective: Observe if metal artifact reduction (MAR) techniques applied to magnetic resonance imaging (MRI) performed on patients with cochlear implants (CI) or auditory brainstem implants (ABI) improves image quality.

Study Design: Retrospective review.

Setting: Tertiary care center.

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Objectives: To assess a decade of experience of treating patients with high hearing risk cerebellopontine angle (CPA) epidermoid lesions and examine factors influencing postoperative outcomes, particularly hearing preservation.

Study Design: Retrospective chart review.

Setting: Single tertiary-referral center.

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Objective: Limited evidence guides the optimal timing of treatment after the detection of tumor growth during the observation of sporadic vestibular schwannoma (VS). The current work aimed to inform the timing of radiosurgical intervention based on an analysis of patient outcomes among those who ultimately failed stereotactic radiosurgery (SRS) and underwent salvage microsurgery.

Study Design: A historical cohort study.

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Objective: To determine the outcomes of patients receiving hyperbaric oxygen therapy for sudden sensorineural hearing loss and the impact of patient comorbidities on outcomes.

Study Design: Retrospective chart review.

Setting: Tertiary referral center.

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Objective: To describe outcomes of patients with sporadic vestibular schwannoma (VS) who underwent repeat stereotactic radiosurgery (SRS) after primary SRS failure.

Study Design: Multi-institutional historical cohort study.

Setting: Five tertiary care referral centers.

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Objective: Pediatric data regarding treatment via an auditory brainstem implant (ABI) remains sparse. The authors aimed to describe their experience at their institution and to delineate associated demographic data, audiometric outcomes, and surgical parameters.

Methods: An IRB-approved, retrospective chart review was conducted among the authors' pediatric patients who had undergone auditory brainstem implantation between 2012 and 2021.

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Importance: Management of sporadic vestibular schwannoma with radiosurgery is becoming increasingly common globally; however, limited data currently characterize patient outcomes in the setting of microsurgical salvage for radiosurgical failure.

Objective: To describe the clinical outcomes of salvage microsurgery following failed primary stereotactic radiosurgery (SRS) or fractionated stereotactic radiotherapy (FSRT) among patients with sporadic vestibular schwannoma.

Design, Setting, And Participants: This was a cohort study of adults (≥18 years old) with sporadic vestibular schwannoma who underwent salvage microsurgery following failed primary SRS/FSRT in 7 vestibular schwannoma treatment centers across the US and Norway.

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Background: There has been an increasing number of Canadian medical graduates who have gone unmatched in the residency selection process. Medical students have been engaging in extracurricular activities outside the formal curriculum which may help to distinguish themselves from their peers in the selection process. To understand how competitiveness in residency selection shapes applicant demographic characteristics and behaviours, this study set out to explore the demographic characteristics and prevalence of reported extra-curricular activities by applicants to Canadian Otolaryngology - Head & Neck Surgery (OTL-HNS) residency across time.

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To systematically analyze the outcomes of reanimation techniques that have been described for patients undergoing non-fascicle sparing resection of intratemporal facial schwannomas. A systematic review was performed in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analysis (PRISMA) guidelines of the PubMed, MEDLINE, and Cochrane Central Register of Controlled Trials databases. Eight hundred forty studies were screened with 22 meeting inclusion criteria comprising 266 patients.

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Objective/hypothesis: To review the imaging findings of laryngeal amyloidosis and to identify radiological findings suggestive of this disease.

Study Design: Retrospective case series.

Methods: A retrospective chart review of patients with pathologically confirmed laryngeal amyloidosis was performed from 2009 to 2022.

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Indications Corridor And Limits Of Exposure: The extreme lateral approach is useful for both extradural and intradural anterior and anterolateral lesions at the lower clivus down to the level of C2.

Anatomic Essentials Need For Preoperative Planning And Assessment: The patient is evaluated with MRI, computed tomography (CT), and an angiogram. Special attention is given to vascular (vertebral artery course, dominance, tumor feeders) and bony (occipital condyle, jugular tubercle, foramen magnum and extent of bony involvement) anatomy.

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Objective: Children with high-frequency severe-to-profound hearing loss and low-frequency residual hearing who do not derive significant benefit from hearing aids are now being considered for cochlear implantation. Previous research shows that hearing preservation is possible and may be desirable for the use of electroacoustic stimulation (EAS) in adults, but this topic remains underexplored in children. The goal of this study was to explore factors relating to hearing preservation, acceptance, and benefits of EAS for children.

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Objectives: Immune-checkpoint inhibitors (ICI) are being utilized with increasing frequency and may be linked to neurologic and audiovestibular toxicities. This report aimed to describe a case of ICI-induced sensorineural hearing loss ultimately requiring bilateral cochlear implantation.

Methods: A 42-year-old female with stage IV metastatic melanoma of the perianal skin was treated with ipilimumab (blocker of cytotoxic T-lymphocyte associated protein 4 [CTLA-4]) and nivolumab (anti-programmed cell death protein 1 [PD1]).

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The current management of vestibular schwannomas (VS) includes observation, microsurgery (MS), and stereotactic radiosurgery (SRS) or radiotherapy, and treatment failures may occur with any primary modality. SRS is most often used for microsurgical failures, as it carries a low risk of adverse events. Salvage MS following previous MS is reserved for specific cases and can present certain surgical challenges.

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Objective: To assess a series of patients receiving teprotumumab therapy and objectively quantify the rates of otologic adverse events.

Study Design: A prospective cohort study of adult patients receiving teprotumumab between May 2020 and January 2022.

Setting: Tertiary referral center.

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Objective: To determine if metal reduction magnetic resonance imaging sequences and changes in implant placement minimize artifact from cochlear implants and improve visualization of intracranial structures.

Study Design: Cadaveric study.

Setting: Tertiary referral center.

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Objectives: To determine rates of hearing preservation and performance in patients who met candidacy for electroacoustic stimulation (EAS) and were implanted with a slim modiolar electrode (CI532 or CI632).

Design: Adult patients meeting Food and Drug Administration criteria for electroacoustic stimulation (preoperative low-frequency pure-tone average [LFPTA] less than 60 dB at 125, 250, and 500 Hz and monosyllabic word scores between 10% and 60% in the ear to be implanted), who received a slim modiolar electrode were included. Main outcome measures included rates of hearing preservation, defined as a LFPTA ≤80 dB at 125, 250, and 500 Hz, as well as postoperative low-frequency pure-tone threshold shifts, consonant-Nucleus-Consonant (CNC) word scores and AzBio sentences in noise scores.

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Objective: Evaluate rates of Advanced Bionics Ultra 3D/Ultra cochlear implant failure in the setting of a worldwide device recall and report surgical and auditory outcomes after revision.

Methods: Retrospective chart review was performed for adult and pediatric patients implanted with at risk devices at our center from 2016 to 2020. Device failure rates, surgical, and auditory outcomes were recorded and analyzed.

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Objective: To prospectively evaluate the frailty phenotype in a population of older adults and determine its association with 1) perioperative complications, 2) need for vestibular rehabilitation after surgery, and 3) early speech perception outcomes.

Study Design: Prospective cohort study.

Setting: Tertiary care hospital.

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Objective: To describe the natural history of primary inner ear schwannomas over a long follow-up period.

Study Design: Retrospective case series.

Setting: Tertiary referral center.

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Objective: To review the current literature regarding cochlear implantation in patients with retrocochlear pathologies and extract speech perception scores between 6 months and 1 year after surgery.

Databases Reviewed: PubMed/MEDLINE, Embase and Cochrane CENTRAL via Ovid, CINAHL Complete via Ebsco, and Web of Science.

Methods: The review was conducted according to Preferred Reporting Items for Systematic Reviews and Meta-Analyses (PRISMA) guidelines.

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Objective: To evaluate the ability of the transimpedance matrix (TIM) measurement to detect cochlear implant electrode tip foldover by comparing results to a "gold standard," the intraoperative plain film radiograph.

Study Design: Retrospective case series.

Setting: Tertiary referral hospital.

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Objectives: The current study aimed to identify and map the available evidence surrounding cochlear implantation (CI) in older adults. Five outcomes were evaluated: speech perception scores, perioperative complications, neurocognitive outcomes, quality of life outcomes and vestibular dysfunction and fall rates after surgery.

Methods: A scoping review was performed in accordance with the Preferred Reporting Items for Systematic Reviews and Meta-Analysis extension for Scoping Reviews and included patients over the age of 60.

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