Q:

A 50 years old industrial worker presented to doctor with complaints of whistling, buzzing and deafness. He had been working for 8 hrs in a day with exposure to noise of 90 db and 2000 Hz. What is the most likely cause of his condition?

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A 50 years old industrial worker presented to doctor with complaints of whistling, buzzing and deafness. He had been working for 8 hrs in a day with exposure to noise of 90 db and 2000 Hz. What is the most likely cause of his condition? 


  1. Age
  2. Stress
  3. Duration of work
  4. Loudness of sound
  5. Frequency of sound

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D. Loudness of sound

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