نتایج جستجو برای: videonystagmography
تعداد نتایج: 68 فیلتر نتایج به سال:
Abstract Background Vertigo and dizziness are frequent clinical symptoms. Peripheral vertigo central two different types of that result from a disrupted vestibular system. Imbalance initial complaints. It is common for improper diagnosis subpar treatment to lack systematic approach the examination laboratory evaluation A correct can be made with fundamental knowledge physiology right methods. O...
A 60-year-old man was referred to the ENT department for intense episodic vertigo triggered by loud sounds. Pure tone audiometry and otoneurological assessment, including videonystagmography using auditory stimulation and cervical vestibular evoked myogenic potential measures, conducted to the hypothesis of a third window syndrome in the left ear. Results from the high-resolution computed tomog...
Introduction: The basic methods for assessing the vestibular system are the caloric tests, which can be performed using air or water stimulation. The aim of the study was to compare the parameters of nystagmus provoked during air caloric stimulation with the parameters obtained during water caloric stimulation in subjects with and without vertigo. Material and methods: The study included 102 su...
Clinical observations supplemented with imaging examination show that the large vestibular aqueduct syndrome (LVAS) is a rare developmental anomaly of the inner ear, which leads to hearing loss. The authors present a case history, results of imaging examination (high resolution CT, MRI), results of hearing acuity examinations (tonal audiometry, otoacoustic emissions, brainstem auditory evoked p...
The aim of this study was to compare the frequency of pathological types of smooth-pursuit and saccadic movements in different localizations of vestibular lesions. We tested 112 patients using videonystagmography. The smooth pursuit was appreciated qualitatively on the basis of Malecki's patterns. We analyzed the saccadic movements taking three parameters into consideration: latency, velocity, ...
OBJECTIVE To assess the accuracy and stability of the Synapsys VNG Ulmer calibration system when the goggles and infrared camera are repositioned, and the accuracy of the equipment's geometric calibration system. DESIGN Prospective data collection involved participants conducting the system's horizontal calibration test. Eye measurements were then recorded for a 60° deviation (looking from 30...
INTRODUCTION The aim of the study was to compare air and water caloric stimulation of the vestibular organs using videonystagmography (VNG). MATERIAL AND METHODS The study covered 18 women aged 21-63 and 11 men aged 21-74 years hospitalized at the ENT, without complaints for vertigo and/or balance disorders. The alternate binaural bithermal caloric test with cool 30°C and warm 44°C air or wat...
OBJECTIVE To investigate the changes of predictive ocular motor function in the patients with Parkinson's disease (PD), and to discuss its clinical value. METHODS Videonystagmography (VNG) was used to examine 24 patients with idiopathic Parkinson's disease, 15 males and 9 females, aged 61 +/- 6 (50-69), and 24 sex and age-matched healthy control subjects on random ocular saccade (with the tar...
Background Exostoses of the internal auditory canal is a rare finding that may present with disabling symptoms of dizziness, hearing loss, and vestibular dysfunction based on the extent of cranial nerve compression. The purpose of this case report is to discuss the presentation and outcomes in a patient who presented with this disorder. Case Description A 19-year-old female presented to the n...
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