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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.
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Which of the following condition is associated with a Carha's notch in an audiogram?
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The correct answer is  Carha's notch is seen in otosclerosis. The otosclerotic focus is defined by an area of increased bone turnover and metabolic activity and the term "otospongiosis" is most descriptive of the histologic appearance at this stage of the disease. Bone conduction curve shows maximum loss at 2000 Hz.