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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
user
In noise induced hearing loss , audiogram shows a Boiler's notch at ?
assistant
The correct answer is  Noise induced hearing loss Boiler notch at 4000 HZ Max seen at 3000 - 6000 HZ Sterocilia of outer hair cells are 1st to be affected . Carha's notch - dip is present at 2000 HZ .(seen in otosclerosis)