A 48-year-old woman presents to her primary care provider wi…
A 48-year-old woman presents to her primary care provider with complaints of persistent ringing in her ears (tinnitus) for the past six months. She reports that the tinnitus is more noticeable in quiet environments and sometimes interferes with her ability to concentrate. The provider takes a detailed history and conducts a physical examination to identify potential causes of her tinnitus. Which of the following is not a recognized cause of tinnitus in this patient?