Results 41 to 50 of about 5,505 (208)

Calcium-Sensing Receptor Is Functionally Expressed in the Cochlear Perilymphatic Compartment and Essential for Hearing

open access: yesFrontiers in Molecular Neuroscience, 2019
Maintaining Ca2+ homeostasis in lymphatic fluids is necessary for proper hearing. Despite its significance, the mechanisms that maintain the cochlear lymphatic Ca2+ concentrations within a certain range are not fully clarified.
Toshiya Minakata   +5 more
doaj   +1 more source

Clade‐wide morphological and functional variation of the sauropsid columella

open access: yesThe Anatomical Record, EarlyView.
Abstract The columella (=stapes) is the middle ear bone of reptiles that transmits vibrations from the environment to the inner ear. It has been shown to exhibit extensive interspecific morphological disparity in several clades; however, its morphological variation and associated functional consequences remain poorly described.
John Peacock   +4 more
wiley   +1 more source

Hearing Preservation Rates After Cochlear Implantation Using Soft Surgery Techniques

open access: yesThe Laryngoscope, EarlyView.
ABSTRACT Objectives To determine if hearing preservation rates after cochlear implantation varied over time with soft surgery techniques. Methods The hearing preservation rate over time in adult cochlear implant patients over 10 years was analyzed. The association between hearing preservation rate and sex, age, perioperative steroid dose, and type of ...
Tina C. Huang, Scott Lunos
wiley   +1 more source

MicroRNA Profiling in the Perilymph of Cochlear Implant Patients: Identifying Markers that Correlate to Audiological Outcomes

open access: yes, 2021
MicroRNA (miRNA) expression profiles from human perilymph correlate to post cochlear implantation (CI) hearing outcomes.  The high inter-individual variability in speech perception among cochlear implant recipients is still poorly understood.
Prentiss, Sandra   +5 more
core   +1 more source

Molecular Biomarkers in Meniere's Disease: A Scoping Review of Current Evidence

open access: yesOtolaryngology–Head and Neck Surgery, EarlyView.
Abstract Objective Meniere's disease is a complex chronic inner ear condition that is characterized by vertigo, tinnitus, aural fullness, and progressive hearing loss. Currently, diagnostic strategies remain symptom‐driven, and treatments focus on management of discrete episodes rather than targeting underlying pathophysiology.
Hamza Kamran   +3 more
wiley   +1 more source

K, Cl, and H2O entry in endolymph, perilymph, and cerebrospinal fluid of the rat

open access: yes, 1982
The kinetics of radioactive potassium, chloride, and water entry into endolymph, perilymph, and cerebrospinal fluid were studied after intravenous administration of tracers in anesthetized and nephrectomized rats.
C. Amiel   +3 more
core   +1 more source

A Window of Opportunity: Perilymph Sampling from the Round Window Membrane Can Advance Inner Ear Diagnostics and Therapeutics

open access: yes, 2022
In the clinical setting, the pathophysiology of sensorineural hearing loss is poorly defined and there are currently no diagnostic tests available to differentiate between subtypes.
Hinrich Staecker   +2 more
core   +1 more source

Subjective Visual Vertical Can be an Effective Tool to Evaluate Vestibular Function of Stapedotomy

open access: yesWorld Journal of Otorhinolaryngology - Head and Neck Surgery, EarlyView.
ABSTRACT Objective To investigate if the subjective visual vertical/horizontal (SVV/SVH) can be used to evaluate the otolith organ of otosclerosis and stapedotomy. Design A total of 19 patients who were diagnosed with otosclerosis and underwent surgical treatment in our hospital were collected.
Tao Jiang, Juan Zheng, Wen‐Yan Li
wiley   +1 more source

Imaging Analysis of Patients With Meniere's Disease Treated With Endolymphatic Sac-Mastoid Shunt Surgery

open access: yesFrontiers in Surgery, 2022
Objective: Endolymphatic sac surgery is effective in treating intractable Meniere's disease (MD), but the underlying mechanism is still unknown. Our study investigated the mechanism by which endolymphatic sac-mastoid shunt (EMS) surgery is effective in ...
Yawei Li   +10 more
doaj   +1 more source

Cyclo-oxygenase enzyme in the perilymph of human inner ear.

open access: yes, 2010
Conclusions: Cyclo-oxygenase-2 (COX-2) enzyme would not appear to be constitutively expressed in human perilymph while it is always induced in the perilymph of patients affected by sensorineural hearing loss (SNHL).
Edoardo Covelli   +13 more
core   +1 more source

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