Results 141 to 150 of about 46,748 (269)

Persistent positional nystagmus [PDF]

open access: yes, 2011
Involvement of the superior semicircular canal (SSC) in benign paroxysmal positional vertigo (BPPV) is rare. SSC BPPV is distinguished from the more common posterior semicircular canal (PSC) variant by the pattern of nystagmus triggered by the Dix ...
Basura, Gregory J.   +4 more
core   +1 more source

Almost billfish: convergent longirostry, micro‐dentition, and possible glandular sinuses in a large teleost fish from the Upper Cretaceous of Northern Italy

open access: yesJournal of Anatomy, EarlyView.
A fossil rostrum fragment of a large teleost fish from the Upper Cretaceous of Northern Italy reveals remarkable anatomical convergences with Cenozoic and Recent billfishes (marlins, swordfishes, and akin). The extinct group Plethodidae independently acquired a long snout, micro‐teeth, and oil‐gland sinuses well before the evolution of true billfishes.
Giovanni Serafini   +5 more
wiley   +1 more source

Benign paroxysmal positional vertigo

open access: yesJournal of Indira Gandhi Institute of Medical Sciences
Benign paroxysmal positional vertigo (BPPV) is the leading etiology of peripheral vertigo. It manifests with transient, recurring bouts of vertigo brought on by movements of the head.
Santosh Kumar Swain
doaj   +1 more source

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  

Vestibular function in cases of posterior semicircular canal canalolithiasis and cupulolithiasis

open access: yesFrontiers in Neurology
ObjectiveTo analyze and compare the vestibular function of posterior canal cupulolithiasis and canalolithiasis.MethodsThe results of posterior cupulolithiasis in 45 cases, posterior canalolithiasis in 122 cases and 19 healthy controls were analyzed retrospectively.ResultsThe abnormal rates of vHIT in the canalolithiasis group and the cupulolithiasis ...
Xu Wenyan   +3 more
openaire   +3 more sources

Morphometric study of the bony labyrinth of the inner ear in the European moles Talpa europaea, Talpa occidentalis, and Talpa aquitania

open access: yesJournal of Anatomy, EarlyView.
The study investigates the shape of the semicircular canals in the inner ear of three sister mole species—Talpa europaea, Talpa aquitania, and Talpa occidentalis—using geometric morphometrics on 58 specimens. It finds both interspecific and intraspecific variability in canal morphology, but no evidence of sexual dimorphism.
Alice Melekian   +4 more
wiley   +1 more source

Canal dehiscence syndrome of the superior semicircular: In a case purpose [PDF]

open access: yes, 2016
Indexación: Web of Science; ScieloEl síndrome de dehiscencia de canal semicircular superior (DCSS) es una patología descrita en 1998 por Minor y cols, presenta síntomas diversos incluido vértigo inducido por el sonido, hipoacusia y autofonía por la falta
Fernández A, Francisca   +5 more
core   +1 more source

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