Results 21 to 30 of about 1,976,568 (212)

Endoscopic Surgery of Congenital Cholesteatoma in the Anterior Epitympanic Recess: A Case Report of a Rare Location

open access: yesEar, Nose & Throat Journal, 2022
Congenital cholesteatoma is a whitish mass in the middle ear medial to an intact tympanic membrane. It is often without symptoms and therefore incidentally diagnosed.
Hong Chan Kim MD   +2 more
doaj   +1 more source

Extensive qPCR analysis reveals altered gene expression in middle ear mucosa from cholesteatoma patients

open access: yesPLoS ONE, 2020
The middle ear is a small and hard to reach compartment, limiting the amount of tissue that can be extracted and the possibilities for studying the molecular mechanisms behind diseases like cholesteatoma.
Cecilia Drakskog   +6 more
doaj   +2 more sources

Esterified Hyaluronic Acid Placed in the Middle Ear Does Not Improve Outcomes in Cholesteatoma Surgery

open access: yes, 2022
Background: The aim of this article is to assess the efficacy of esterified hyaluronic acid as a barrier to formation of adhesions and improvement of tympanomastoid ventilation.
Mok, Florence   +5 more
core   +1 more source

Endoscopic Ear Surgery for Congenital Cholesteatoma in Children

open access: yes, 2022
Background: Endoscopic ear surgery is a promising technique for removing congenital cholesteatoma in children. It can provide greater visual access to hidden areas of the middle ear and facilitate middle-ear manipulation.
Woo Seok Kang   +3 more
core   +1 more source

A fluorescent photoimmunoconjugate for imaging of cholesteatoma

open access: yesScientific Reports, 2022
Cholesteatoma is a potentially serious complication of chronic ear infections and requires surgical intervention for definitive management. Long-term complications include a frequent need for repeat surgical intervention for disease recurrence, and ...
Samuel Early   +6 more
doaj   +1 more source

Radical surgery on the middle ear in the treatment of cholesteatoma: history or reality? A review

open access: yesConsilium Medicum, 2023
Radical surgery on the middle ear is primarily associated with such pathology as cholesteatoma and ear neoplasms. And if in the case of tumors radicalism in ear surgery is justified, then in the surgery of the cholesteatomic process there is a need to ...
Vadim S. Isachenko   +4 more
doaj   +1 more source

Are Hounsfield Unit Measurements of Bony Absorption Changes in Cholesteatoma Helpful?

open access: yesInternational Archives of Otorhinolaryngology, 2022
Introduction High-resolution computed tomography (HRCT) scans of the temporal bone are used to assess the bony erosion of the middle-ear structures whenever cholesteatoma is suspected. Objective To study the differences in HRCT Hounsfield unit
Shay Shemesh   +4 more
doaj   +1 more source

Inner ear disturbances related to middle ear inflammation [PDF]

open access: yes, 2017
2017-02The inner and middle ear are connected mainly through round and oval windows, and inflammation in the middle ear cavity can spread into the inner ear, which might induce a disturbance.
Sone, Michihiko
core   +1 more source

Endoscopic Management of Pediatric Cholesteatoma

open access: yesJournal of Otology, 2020
Pediatric cholesteatoma occurs in one of two forms: congenital cholesteatoma, developing from embryonic epidermal cell rests or acquired cholesteatoma, associated with a focal defect in the tympanic membrane.
Peter J. Ryan, Nirmal P. Patel
doaj   +1 more source

Ekspresija matriks metaloproteinaze 9 kod stečenog holesteatoma srednjeg uha [PDF]

open access: yesBiomedicinska istraživanja, 2020
Introduction. Matrix metalloproteinase-9 (MMP-9) plays one of the key roles in the migration of inflammatory cells and the destructive behavior of acquired middle ear cholesteatoma.
Dalibor Vranješ, Slobodan Spremo, Siniša Šolaja
doaj   +1 more source

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