نتایج جستجو برای: inner ear malformation
تعداد نتایج: 127724 فیلتر نتایج به سال:
Introduction: Conductive hearing loss due to chronic otitis media (COM) can be treated by surgery. COM, however, may be associated with functional damage to the inner ear. Sensorineural hearing loss (SNHL) due to COM has been found to be significant by some authors, whereas it has been considered negligible by others. The present study aimed to answer the question Does COM cause SNHL ? Methods...
Evaluation of the speech, spatial and qualities hearing in unilateral bimodal cochlear implant users with incomplete partition type II Objective: The aim this study was to perform a scale-based assessment abilities IP malformation normal cochlea, including discrimination, orientation, positioning speech environmental sounds their environment. Material Methods: A total 30 users, 15 participants ...
Objective: Incomplete partition type I is an uncommon congenital anomaly of the inner ear, characterized by typical cystic cochleovestibular appearance. was firstly defined as cochlea and vestibule without large vestibular aqueduct; however, aqueduct and/or enlarged endolymphatic duct could rarely be seen in incomplete anomaly. Correct diagnosis cochlear malformation differentiation necessary f...
OBJECTIVE To evaluate magnetic resonance imaging (MRI) scans for enhancement of inner ear structures of patients with sensorineural hearing loss and documented antibodies to the 68-kd inner ear antigen. STUDY DESIGN Retrospective case review with reexamination of MRI scans. SETTING Outpatient office. PATIENTS Thirty-five patients with autoimmune sensorineural hearing loss defined by audio...
Inner ear sensory epithelia contain mechanosensitive hair cells that transmit information to the brain through innervation with bipolar neurons. Mammalian hair cells do not regenerate and are limited in number. Here we investigate the potential to generate mechanosensitive hair cells from mouse embryonic stem cells in a three-dimensional (3D) culture system. The system faithfully recapitulates ...
CONCLUSION Cell transplantation into the utriculus provides an efficient and non-invasive route to introduce embryonic stem (ES) cells into the vestibular and cochlear portions of the inner ear. OBJECTIVE The transfer of stem cells into the inner ear for therapeutic purposes is an important approach to cure damage to the cochlea and vestibulum. A key issue is to provide an entry point for cel...
OBJECTIVE To investigate the effects of the virulence characteristics of specific pneumococcal proteins on the inner ear. MAIN OUTCOME MEASURES A histologic comparison of inflammatory cell infiltration and pathologic changes in the round window membrane and inner ear. RESULTS Most of the animals inoculated with high-dose pneumolysin or wild-type bacteria showed severe pathologic changes of ...
A colored line flanking a darker contour will appear to spread its color onto an area enclosed by the line (watercolor effect). The watercolor effect has been characterized as an assimilative effect, but non-assimilative color spreading has also been demonstrated in the same spatial configuration; e.g., when a black inner contour (IC) is paired with a blue outer contour (OC), yellow color sprea...
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