Dr. Marsha Johnson has been devoted to the care of patients with tinnitus, hyperacusis and misophonia for 20 years. A longtime sound therapy advocate, Dr. Johnson saw her first case of misophonia in her Portland, Oregon, clinic in 1997, and soon after named the unclaimed fledgling condition Selective Sound Sensitivity Syndrome or 4s.
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Dr. Marsha Johnson has been devoted to the care of patients with tinnitus, hyperacusis, and misophonia for over 20 years. A longtime sound therapy advocate, Dr. Johnson saw her first case of misophonia in her Portland, Oregon clinic in 1997, and soon after named the unclaimed fledgling condition Selective Sound Sensitivity Syndrome or 4S.
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