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ear 411 part1

ear pt 1

QuestionAnswer
Inner ear disorders Otosclerosis
Abnormal bone formation in osseus labryinth of temporal bone
Footplate of stapes become fixed or immobile
Progressive hearing loss begins in adolescent or early adulthood
Pregnancy accelerates symptoms
Difficulty conversing with others
TM reddish or pinkish-orange r/t increased vascularity of middle ear
Stapedectomy Removal of stapes
Insertion of metallic prosthesis connected to incus
Stapedotomy Hole created in footplate of stapes Wire ribbon prosthesis inserted
Meniere’s syndrome Endolymphatic hydrops Chronic disorder characterized by recurrent attacks of vertigo with tinnitus and progressive unilateral hearing loss Age 35-60 Cause unclear Viral injury to fluid transport system of inner ear
Factors increasing risk for meniere’s Trauma Infection with syphillis Autoimmune response Vascular disorder Possible genetic in families
meneire's syndrome manifestations Onset is gradual Recurrent attacks of vertigo, gradual loss of hearing and tinnitus
Attacks may precede feeling of air fullness, and roaring or ringing sensation
Attacks are unpredictable May last minutes to hours
Attacks may be linked to sodium intake Stress Allergies Premenstrual fluid retention
Progression of symptoms nausea, vomiting, and immobility
Managing symptoms Preventing hearing lossBedrest, quiet, dark room with minimal stimulation
meds Antiemetics Antivertigo meds:scopolamine patch Valium, lorazepam Droperidol IV (sedative/antiemetic)
Hydorclorothiazide to reduce endolymphatic pressure
Antivertigo/antiemetics Meclizine (antivert) Compazine vistaril
Labyrinthectomy Destruction of cochlear function Only if vertigo is persistent and hearing loss is nearly complete
Complications post op Possible leakage of CSF
Created by: holla
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