METHOD OF DIFFERENTIAL DIAGNOSTICS OF PATHOLOGY OF MIDDLE AND INNER EAR STRUCTURES Russian patent published in 2013 - IPC A61B5/12 

Abstract RU 2484771 C1

FIELD: medicine.

SUBSTANCE: invention relates to field of medicine, namely to otolaryngology. Indices of product of otoacoustic emission distortion are registered. If amplitude of product of otoacoustic emission distortion in low-frequency range and displacement of resonance frequency towards high-frequency range, testifying to increase of elasticity reactance, diagnosed are pathology of inner ear: chronic serous otitis medium, tympanosclerosis, adhesive otitis medium, tympanic form of otosclerosis and pathology of inner ear: Meniere's disease with increase of intralabyrinth pressure. In case of absence of reduction of amplitude of product of otoacoustic emission distortion in high-frequency range, displacement of resonance frequency towards low-frequency range, testifying to increase of viscocity reactance, chronic neurosensoric bradyacuasia is diagnosed.

EFFECT: method extends arsenal of means for differential diagnostics of pathology of middle and inner ear structures.

10 dwg, 1 ex

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RU 2 484 771 C1

Authors

Eremina Natal'Ja Viktorovna

Ovchinnikov Evgenij Leont'Evich

Minaeva Tat'Jana Ivanovna

Dates

2013-06-20Published

2011-10-27Filed