Hearing LossComprehensive text on the principles & procedures for determining the causes of hearing loss. |
Contents
Hearing Loss and the Physician | 1 |
How To Classify Hearing Loss With a Tuning Fork | 10 |
The Audiogram | 17 |
Copyright | |
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8000 Frequency cycles/second abnormal tone decay Air Conduction O-O-Right AIR CONDUCTION RIGHT air-bone gap audiogram audiometer audiometry auditory nerve bilateral BONE CONDUCTION RIGHT cause cerumen Classification Conduction C-Right X---X-Left CONDUCTION RIGHT LEFT conductive hearing loss congenital damage DATE LEFT MASK decibels discrimination score drum ear canal eardrum eustachian tube fluid hearing aid hearing impairment hearing level hearing tests Hearing Threshold Level History infection inner ear LEFT DATE LEFT left ear LEFT MASK 250 Level dB A.S.A. LEVEL MASK loud mastoid Ménière's disease middle ear myringotomy nerve deafness neural hearing normal Audiologic normal hearing O-O-Right Bone Conduction ossicular chain otitis media Otologic otologist otosclerosis otoscope patient perforation physician politzerization presbycusis present pure tone recruitment reduced bone conduction right ear RIGHT LEFT DATE RIGHT MASK 250 ringing tinnitus sensorineural deafness sensorineural hearing loss sensory hearing loss sound stapedectomy symptoms Threshold Level dB tinnitus tuning fork unilateral usually vertigo X---X-Left J-Left FIG