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A knocking sound in the ear, often referred to as pulsatile tinnitus, can be caused by various factors including changes in blood flow near the ear, ear infections, or issues with the middle ear such as Eustachian tube dysfunction. It may also result from muscle spasms in the ear or surrounding areas. In some cases, underlying conditions like hypertension or vascular malformations can contribute to this sound. If the knocking persists or is accompanied by other symptoms, it's advisable to consult a healthcare professional for evaluation.

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AnswerBot

3d ago

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