Results 31 to 40 of about 155,773 (264)

Morphological aspects of tympanic bulla after lateral osteotomy in cats [PDF]

open access: yesActa Cirúrgica Brasileira, 2008
PURPOSE: To evaluate tympanic bulla healing after experimental lateral osteotomy in cats. METHODS: Twenty adult cats were submitted to unilateral lateral bulla osteotomy and divided into two groups: cats of B1 group (n=10) were euthanized at 8 weeks and ...
Adelina Maria da Silva   +4 more
doaj   +1 more source

Microarray analysis and functional prediction of differentially expressed circular RNAs in acquired middle ear cholesteatoma

open access: yesBioMedical Engineering OnLine, 2021
Background Middle ear cholesteatoma is characterized by hyper-proliferation of keratinocytes. Circular RNA (circRNA) plays an essential role in the pathogenesis of many proliferative diseases.
Shumin Xie   +4 more
doaj   +1 more source

Mammalian middle ear mechanics: A review

open access: yesFrontiers in Bioengineering and Biotechnology, 2022
The middle ear is part of the ear in all terrestrial vertebrates. It provides an interface between two media, air and fluid. How does it work? In mammals, the middle ear is traditionally described as increasing gain due to Helmholtz’s hydraulic analogy ...
Maialen Ugarteburu   +7 more
doaj   +1 more source

THE PHYSIOLOGY OF THE MIDDLE EAR. [PDF]

open access: yesJAMA: The Journal of the American Medical Association, 1904
The scope of this paper embraces the following parts: 1, the drum cavity; 2, the attic; 3, the aditus ad antrum; 4, the mastoid antrum; 5, the mastoid cells; 6, the eustachian tube. The function of the eustachian tube is, first, to ventilate the middle ear, and secondly, to drain the secretions from the middle ear into the nasopharynx.
openaire   +1 more source

Development of a physiological model of human middle ear epithelium

open access: yesLaryngoscope Investigative Otolaryngology, 2021
Introduction Otitis media is an umbrella term for middle ear inflammation; ranging from acute infection to chronic mucosal disease. It is a leading cause of antimicrobial therapy prescriptions and surgery in children.
Michael William Mather   +14 more
doaj   +1 more source

Clinical efficacy of mepolizumab and dupilumab for eosinophilic otitis media: Analysis of patient clinical characteristic

open access: yesAllergology International
Background: Eosinophilic otitis media (EOM) is characterized by eosinophilic infiltration of the middle ear; it is frequently associated with bronchial asthma and chronic rhinosinusitis with nasal polyposis. Although biologics have been used to treat EOM,
Saori Kikuchi   +3 more
doaj   +1 more source

Myringotomy in dogs: Contamination rate from the external ear canal - a pilot study

open access: yesVeterinary and Animal Science, 2020
Myringotomy for sample collection from the middle ear cavity for cytology and bacterial culture is considered a routine method to diagnose otitis media in dogs.
E. Reinbacher   +4 more
doaj   +1 more source

Assessment of the cartilage transplant thickness after removing of the tympanic membrane retraction pocket (finiteelement modelling)

open access: yesЖурнал Белорусского государственного университета: Математика, информатика, 2021
The retraction pocket emergence of the tympanic membrane (eardrum) leads to the sound conduction disorder of the middle ear. Surgical removal of fixed retraction pockets leads to perforations.
Sergei M. Bosiakov   +4 more
doaj   +1 more source

Eustachian tube dysfunction in sleep apnea patients and improvements afforded by continuous positive airway pressure therapy

open access: yesBrazilian Journal of Otorhinolaryngology, 2021
Introduction: Upper airway resistance may accompany eustachian dysfunction and alter middle ear pressure in patients with obstructive sleep apnea syndrome.
Serkan Cayir   +3 more
doaj   +1 more source

Tuberculosis of the middle ear [PDF]

open access: yesThe Laryngoscope, 1921
n ...
openaire   +1 more source

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