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The fluid in the space between the membranous and bony labyrinths of the inner ear.

per′i·lym·phat′ic (-lĭm-făt′ĭk) adj.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
References in periodicals archive ?
From a clinical perspective, when POU3F4 is identified as the HL-causing gene, the surgeon should be alert for a perilymphatic gusher during stapes surgery.
A chest CT scan showed diffuse ground-glass opacification, bilateral apical reticulations, and perilymphatic nodules (Fig.
They address the clinical examination of the dizzy patient; imaging of the temporal bone; vestibular testing; the diagnosis and treatment of benign paroxysmal positional vertigo, Meniere's disease, vestibular neuritis, perilymphatic fistulas and superior semi-circular canal dehiscence syndrome, aminoglycoside vestibulotoxicity, posttraumatic dizziness, migraine-associated vertigo, and central vertigo disorders; vestibular rehabilitation; psychiatric and systemic disease implications; and special considerations for pediatric and elderly populations.
[29] suggest packing the vestibular opening with a connective tissue seal to effectively avoid a post-operative perilymphatic fistula.
(14) Other peripheral vestibular causes include vestibular neuronitis, viral labyrinthitis, Meniere's disease, vestibular schwannoma, perilymphatic fistula, superior semicircular canal dehiscence (SSCD), and head trauma (basilar skull fracture).
Furthermore, the passage of the steroid through the blood-perilymphatic barrier is limited; therefore, determining nontoxic doses presents the challenge of obtaining an ideal perilymphatic level.
Inflammatory response in mesenteric perilymphatic adipose tissue is associated with altered adipose tissue insulin signaling and circulating adipokine profiles, which suggests a link between lymphatic leak, adipose tissue inflammation, and metabolic dysregulation.
A CT chest interstitial lung disease (ILD) showed diffuse micronodularity in all five pulmonary lobes in a perilymphatic and centrilobular distribution and few scattered calcified granulomas that suggested disseminated infection.
No interstitial opacities or perilymphatic nodules were identified otherwise.
Normally, sound is transmitted through the membranes of the oval and round windows, which serve as fluid interface between air in the middle ear and the perilymphatic fluid spaces of the inner ear.
The organ of Corti and the stria vascularis were necrotic, the perilymphatic and endolymphatic spaces contained fibrotic material, and there was loss of inner and outer hair cells throughout the cochlea [71].