Results 61 to 70 of about 35,820 (205)

Repeated video head impulse testing in patients is a stable measure of the passive vestibulo-ocular reflex

open access: yesJournal of Otology, 2021
Objectives: The video head impulse test (vHIT) is used as a measure of compensation yet it’s stability in patients with vestibular pathology is unknown. Methods: 144 patients (n = 72 female, mean 54.46 ± 15.8 years) were grouped into one of three primary
M. Muntaseer Mahfuz   +2 more
doaj   +1 more source

Predicting ecology and hearing sensitivities in Parapontoporia—An extinct long‐snouted dolphin

open access: yesThe Anatomical Record, EarlyView.
Abstract Analyses of the cetacean (whale and dolphin) inner ear provide glimpses into the ecology and evolution of extinct and extant groups. The paleoecology of the long‐snouted odontocete (toothed whale) group, Parapontoporia, is primarily marine with its depositional context also suggesting freshwater tolerance.
Joyce Sanks, Rachel Racicot
wiley   +1 more source

Management of Lateral Semicircular Canal Benign Paroxysmal Positional Vertigo

open access: yesFrontiers in Neurology, 2020
Benign paroxysmal positional vertigo (BPPV) is the most common cause of peripheral vestibular vertigo. It is caused by free-floating otoconia moving freely in one of the semicircular canals (canalolithiasis) or by otoliths adhered to the cupula ...
Francisco Zuma e Maia   +6 more
doaj   +1 more source

Zuma Modified Maneuver as a Treatment to Geotropic Lateral Semicircular Canal Benign Paroxysmal Positional Vertigo

open access: yesInternational Archives of Otorhinolaryngology, 2021
Introduction Benign Paroxysmal Positional Vertigo (BPPV) is the most common vestibular disorder, resulting from detached otoliths that migrate to one of the semicircular canals – canalolithiasis – or one of the cupulas – cupulolithiasis.
Bernardo Faria Ramos   +4 more
doaj   +1 more source

Disparity of turbinal bones in placental mammals

open access: yesThe Anatomical Record, EarlyView.
Abstract Turbinals are key bony elements of the mammalian nasal cavity, involved in heat and moisture conservation as well as olfaction. While turbinals are well known in some groups, their diversity is poorly understood at the scale of placental mammals, which span 21 orders.
Quentin Martinez   +11 more
wiley   +1 more source

Semicircular canals in Anolis lizards: ecomorphological convergence and ecomorph affinities of fossil species [PDF]

open access: yesRoyal Society Open Science, 2017
Anolis lizards are a model system for the study of adaptive radiation and convergent evolution. Greater Antillean anoles have repeatedly evolved six similar forms or ecomorphs: crown-giant, grass-bush, twig, trunk, trunk-crown and trunk-ground.
Blake V. Dickson   +3 more
doaj   +1 more source

Clinical Implication of Corrective Saccades in the Video Head Impulse Test for the Diagnosis of Posterior Inferior Cerebellar Artery Infarction

open access: yesFrontiers in Neurology, 2021
Objective: In the present study, we characterized the vestibulo-ocular reflex (VOR) gain and properties of corrective saccades (CS) in patients with posterior inferior cerebellar artery (PICA) stroke and determined the best parameter to differentiate ...
Gi-Sung Nam   +8 more
doaj   +1 more source

Synapsids and sensitivity: Broad survey of tetrapod trigeminal canal morphology supports an evolutionary trend of increasing facial tactile specialization in the mammal lineage

open access: yesThe Anatomical Record, EarlyView.
Abstract The trigeminus nerve (cranial nerve V) is a large and significant conduit of sensory information from the face to the brain, with its three branches extending over the head to innervate a wide variety of integumentary sensory receptors, primarily tactile.
Juri A. Miyamae   +4 more
wiley   +1 more source

Atypical Bilateral Posterior Semicircular Canalolithiasis – A Case Series

open access: yesAnnals of Indian Academy of Neurology
Barany Society includes bilateral typical posterior semicircular canal benign paroxysmal positional vertigo (PSC-BPPV) in its classification of multicanal subtype.
Ajay K Vats   +3 more
doaj   +1 more source

Vestibular function in cochlear implant: a video-head impulse test study

open access: yesRevista Portuguesa Otorrinolaringologia e Cirurgia de Cabeça e Pescoço, 2023
Objectives: The goal of this study is to compare semicircular canal function in high frequencies of the implanted ear before and after cochlear implantation.
Maria Jorge Casanova   +5 more
doaj   +1 more source

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