[Hearing function of workers of "noisy" occupations at the Podolsk machinery plant and effectiveness of therapeutic measures].

In recent years noise and vibration have become dominant hazards influencing workers' health. A significant share of the resulting disease in covered by occupational deafness. The article demonstrates data of hearing examination among 262 workers exposed to intermittent noise of 95-100 dB A. Slow progress of occupational deafness and bilateral cochlear neuritis with over 15 years of service appeared to be characteristic for the examinees. Helium neon laser applied on mastoid process and general improving treatment appeared to be effective.