Results 11 to 20 of about 5,243 (207)

Isosorbide Concentration in Perilymph of the Guinea Pig After Oral Administration Versus That After Round Window Perfusion [PDF]

open access: yesClinical and Experimental Otorhinolaryngology, 2014
ObjectivesThe aims of this study were to investigate the feasibility of isosorbide delivery into perilymph through the round window membrane (RWM), and to compare the intracochlear isosorbide concentration in perilymph after oral administration (PO ...
Minbum Kim, Kyung Hee Do, Kyu-Sung Kim
doaj   +2 more sources

Pharmacokinetics of sodium thiosulfate in Guinea pig perilymph following middle ear application

open access: yesJournal of Otology, 2018
Hypothesis: To determine the pharmacokinetics of sodium thiosulfate in the inner ear perilymph following middle ear application in Guinea pigs. Background: Cisplatin chemotherapy is often associated with a dose-dependent high frequency sensorineural ...
Ronald J. Schroeder, II   +3 more
doaj   +2 more sources

Proteome profile of patients with excellent and poor speech intelligibility after cochlear implantation: Can perilymph proteins predict performance?

open access: yesPLoS ONE, 2022
Modern proteomic analysis and reliable surgical access to gain liquid inner ear biopsies have enabled in depth molecular characterization of the cochlea microenvironment.
Martin Durisin   +8 more
doaj   +4 more sources

Detection of BDNF-Related Proteins in Human Perilymph in Patients With Hearing Loss [PDF]

open access: yesFrontiers in Neuroscience, 2019
The outcome of cochlear implantation depends on multiple variables including the underlying health of the cochlea. Brain derived neurotrophic factor (BDNF) has been shown to support spiral ganglion neurons and to improve implant function in animal models.
Ines de Vries   +10 more
doaj   +2 more sources

The proteome of perilymph in patients with vestibular schwannoma. A possibility to identify biomarkers for tumor associated hearing loss? [PDF]

open access: yesPLoS ONE, 2018
BACKGROUND:Due to the surrounding bone, the human inner ear is relatively inaccessible and difficult to reach for cellular and molecular analyses. However, these types of investigations are needed to better understand the etiology, pathophysiology and ...
Jesper Edvardsson Rasmussen   +4 more
doaj   +2 more sources

Missing perilymph but leaking blood-endolymph and vestibulocochlear nerve barriers in idiopathic sudden sensorineural hearing loss: A case study

open access: yesJournal of Otology, 2020
Objectives: To evaluate the pathological changes in the blood-perilymph, blood-endolymph, and blood-nerve barriers of a patient with idiopathic sudden sensorineural hearing loss (SSNHL).
Jing Zou
doaj   +2 more sources

The diagnostic performance of a novel ELISA for human CTP (Cochlin-tomoprotein) to detect perilymph leakage. [PDF]

open access: yesPLoS ONE, 2018
Perilymphatic fistula is defined as an abnormal communication between the perilymph-filled space and the middle ear, or cranial spaces. The manifestations include a broad spectrum of neuro-otological symptoms such as hearing loss, vertigo/dizziness ...
Tetsuo Ikezono   +16 more
doaj   +2 more sources

Vestibule-Middle Ear Dehiscence Tested With Perilymph-Specific Protein Cochlin-Tomoprotein (CTP) Detection Test [PDF]

open access: yesFrontiers in Neurology, 2019
An 8-year-old boy was referred to the ENT department for further evaluation of right-sided conductive hearing loss. A small cyst anterior to the oval window and fixation of the stapes footplate were observed during an exploratory tympanotomy.
Takeshi Fujita   +5 more
doaj   +2 more sources

Perilymph pharmacokinetics of marker applied through a cochlear implant in guinea pigs. [PDF]

open access: yesPLoS ONE, 2017
Patients undergoing cochlear implantation could benefit from a simultaneous application of drugs into the ear, helping preserve residual low-frequency hearing and afferent nerve fiber populations.
Alec Salt   +5 more
doaj   +3 more sources

Significance of Pseudo-Conductive Hearing Loss and Positional Nystagmus for Perilymphatic Fistula: Are They Related to Third-Window Effects? [PDF]

open access: yesClinical and Experimental Otorhinolaryngology, 2021
Objectives Patients’ clinical presentation is critical for identifying suspected perilymphatic fistula (PLF). The involvement of third-window lesions in the pathomechanism of PLF has been hypothesized. This study investigated the clinical features of PLF
Jong Sei Kim   +4 more
doaj   +1 more source

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