Bilateral clicking tinnitus due to myoclonus of middle ear muscles

N Z Med J. 2019 Mar 29;132(1492):67-69.

Abstract

Isolated middle ear myoclonus can be a cause of objective tinnitus. We present an acoustically documented case of irregular bilateral middle ear myoclonus with loud clicking, and roaring tinnitus associated with essential palatal tremor. A palatal botulinum toxin injection did not eliminate the tinnitus. Division of both middle ear tendons in both ears abolished the clicking tinnitus with no effect on hearing.

Publication types

  • Case Reports

MeSH terms

  • Adult
  • Botulinum Toxins, Type A / administration & dosage*
  • Ear, Middle / pathology*
  • Female
  • Humans
  • Myoclonus / complications*
  • Myoclonus / drug therapy
  • Neuromuscular Agents / administration & dosage*
  • Palatal Muscles / drug effects
  • Tinnitus / drug therapy
  • Tinnitus / etiology*

Substances

  • Neuromuscular Agents
  • Botulinum Toxins, Type A