Rehabilitation Sciences 3061A/B Lecture 4: Lecture 4: CSD
12 May 2017
School
Department
Professor
Document Summary
Nearly 1/4 adult canadians report having some hearing loss (chs awareness survey 2002) Audiometric results from the 2012/2013 canadian health measures survey reported that high-frequency hearing loss was prevalent in 35. 4% of canadians aged 20-70. >1 million adults canadians reported having a hearing-related disability (50% greater than the number reporting problems with their eyesight (statscan, 2002). Those suffering from hearing problems often under-report their condition. Because it happens gradually, many people are in denial: often stop communicating, withdraw from family, friends and social situations because they can"t understand what is being said, breakdown of support networks and the risk of depression. Audiologist role: help improve communication skills and stay connected socially. Drug therapy: varies with etiology and pathology. Radiation therapy: gamma knife therapy for acoustic neuroma when surgery not an option. Ossicular replacement of absent stapes and incus with t. o. r. p. (total ossicular replacement prosthesis) conducting sound from malleus (hammer) to footplate-bony covering of vestibular leading to inner ear.
