Outer Ear Disorders flashcards |

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classifications of disorders

etiology, onset, site of lession


genetic or non genetic




non genetic


congenital, perinatal, or acquired


present at brith; timing


close to timing of birth, during or soon after birth


prelingual, postlingual, in adulthood; contrasted w/ congenital;

site of lesion

conductive, sensorineural, mixed

conductive hearing loss

associated with pathology of the outer and/or middle ear disfunction

sensorineural hearing loss

associated with pathology of inner ear, auditory nerve, and/or CANS

mixed hearing loss

associated with pathology or pathologies that affect conductive and sensorineural mechanisms

disorders related to pinna

anotia, microtia, cauliflower ear

disorders related to ear cannal

itresia, impacted cerumen, foreign objects, external otitis

Pinna, congenital disorders

anotia, and microtia


no ear; absence of pinna; not likely to have hearing loss if only pinna is absent


abnormally small pinna, absence of landmarks

microtia and anotia are often

unitalteral; often occuring on right side of face and in males

acquired pinna disorder

cauliflower ear

cauliflower ear

deformed pinna due to repeated injury

external auditory canal disorders

atresia, impacted cerumen, foreign objects, external otitits

congenital, external auditory canal disorders


acquired, external auditory canal disorders

impacted cerumen, foreign objects, external otitis


complete or partial absence or closure of external auditory canal; partial blockage somewhere; has conductive component

impacted cerumen

cerumen completely blocks ear canal

risk factors of impacted cerumen

consistent use of earplugs, hearing aids, q-tips, presence of congenital stenosis or foreign object

congenital stenosis

ear canal isn't fully developed, and it's very narrow

prevention for impacted cerumen

flushing canal w/ water or surgical removal by physician

foreign objects

prence of any object that's not naturally in the ear canal

external otitits

inflammation of skin of external auditory canal

acute external otitits

swimmer's ears; bacterila infection related to excessive water exposure
-symptom: itching, swelling, discharge, pain

chronic external otitis

result of bacterial or fungal infection, skind condition, allergy, chronic drainage from middle ear infection; may last longer bc it's resistant

treatment to chronic external otitits

aeration of ear canal, antibiotic ear drops, or oral anitbiotics, clearing debirs

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