-- An extensive A-to-Z reference section that defines the causes, cures, key research, medical terms, symptoms, treatments, and trends of each field of study
-- Detailed appendixes that provide current statistical information
-- Extensive bibliographies that serve as starting points for further research
-- Comprehensive directories that list organizations, associations, schools, support groups, and publications readers can turn to for further information.
The National Institute on Deafness and Other Communication Disorders reports that more than twenty-eight million Americans are deaf or hard of hearing, over thirty million more are exposed to dangerous levels of noise. Levels of hearing impairment vary from mild but important loss of sensitivity to a total loss of hearing.
The Encyclopedia of Deafness and Hearing Disorders, Second Edition provides important and up-to-date information to help readers understand hearing impairment and how it can be successfully treated. More than 800 entries cover anatomy of the ear, clinical terms, specialists, devices and equipment, organizations, diseases, and more.
The second edition features new and expanded entries on autoimmune inner ear disease, American Academy of Audiology, Central Auditory Processing Test (CAP), cochlear implant, genetics and deafness, hearing instrument specialists, newborn screening program, Pendred's Syndrome, and smoking andhearing loss. Plus, extensive appendixes that list research programs, support groups, periodicals, government agencies, and other resources.