Results 31 to 40 of about 524,971 (303)

Micro-endoscopic ear anatomy of guinea pig applied to experimental surgery [PDF]

open access: yes, 2014
PURPOSE:To describe topographic and endoscopic anatomy of guinea pig ear for development of surgical approaches in experimental studies.METHODS:Experimental study. Eight adult guinea pigs (Cavia porcellus) were used in this study.
Andrade, José Santos Cruz de   +6 more
core   +3 more sources

Effect of cochlear implant electrode insertion on middle-ear function as measured by intra-operative laser Doppler vibrometry [PDF]

open access: yes, 2009
Hypothesis: The aim of this study was to investigate the impact of cochlear implant electrode insertion on middle-ear low frequency function in humans.Background: Preservation of residual low frequency hearing with addition of electrical speech ...
Bamiou, DE   +6 more
core   +1 more source

Carotid Sympathetic Plexus Schwannoma Presenting as Middle Ear and External Auditory Canal Mass

open access: yesEar, Nose & Throat Journal, 2023
Schwannomas in the middle ear and external auditory canal are exceedingly rare. The facial nerve, chorda tympani nerve, and Jacobson’s nerve have rarely been reported as the origins of primary schwannomas in the middle ear cavity.
Hyejeen Kim MD   +2 more
doaj   +1 more source

SPG4 and Dementia: Expanding the Clinical Spectrum

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective Hereditary spastic paraplegia (HSP) is a group of disorders characterized by progressive spasticity and lower limb weakness, with mutations in SPG4/SPAST being the most common cause. Detailed studies and clinical and molecular comparisons across different populations are missing.
Emanuele Panza   +19 more
wiley   +1 more source

A Comparative Analysis of Bacterial Growth with Earphone Use [PDF]

open access: yes, 2008
Background: Recently the worldwide usage of earphones has increased especially among the school and college students who have a high rate of sharing among them.
Bairy, Indira   +4 more
core   +1 more source

Performance Characteristics of Anti–Collagen II Antibodies in Relapsing Polychondritis and Related Diseases: Prospective Analysis, Systematic Review, and Meta‐Analysis

open access: yesArthritis Care &Research, EarlyView.
Objective Relapsing polychondritis (RP) is a rare disease defined by recurrent cartilaginous inflammation. Anti–collagen II (Col2) antibodies have been proposed as a diagnostic biomarker for RP, but their performance characteristics are not well defined.
Karyssa Stonick   +6 more
wiley   +1 more source

Ramsay Hunt syndrome a case report and review of literature [PDF]

open access: yes, 2013
This is a case report of a rather rare disorder i.e. Ramsay Hunt syndrome.  This is caused by Varicella zoster infections involving geniculate ganglion of facial nerve.  This syndrome is manifested by the presence of blebs in the external auditory canal,
Thiagarajan, Balasubramanian
core   +1 more source

Establishing a Model Precursor System: Over a Decade of Research on Carbon Dots from the Citric Acid‐Urea System

open access: yesAdvanced Functional Materials, EarlyView.
The citric acid/urea (CA‐Urea) precursor system offers a versatile, scalable route to carbon dots with tunable luminescence and multifunctionality. Mechanistic insights into precursor chemistry and reaction parameters have enabled doping, surface modification, and hybridization strategies, yielding CDs for luminescent devices, sensing, catalysis ...
Yupeng Liu   +10 more
wiley   +1 more source

Cutaneous lesions of the external ear

open access: yesHead & Face Medicine, 2008
Skin diseases on the external aspect of the ear are seen in a variety of medical disciplines. Dermatologists, othorhinolaryngologists, general practitioners, general and plastic surgeons are regularly consulted regarding cutaneous lesions on the ear ...
Mann Benno   +5 more
doaj   +1 more source

Smart Face Masks as Wearable Respiratory Sensors: A Review of Sensor Technologies, Materials, and Future Directions

open access: yesAdvanced Healthcare Materials, EarlyView.
This review highlights recent advances in smart face masks that actively monitor breathing. By integrating humidity, gas, temperature, pressure, strain, and triboelectric sensors, these masks track key respiratory parameters in real time. The article summarizes sensor mechanisms, compares performance across studies, and discusses challenges and future ...
Negin Faramarzi   +7 more
wiley   +1 more source

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