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Primary lingual dystonia induced by speaking
Jong Sam Baik1, Jae Hyeon Park, Jeong Yeon Kim
1Department of Neurology, Sanggye Paik Hospital, Inje University College of Medicine, Seoul, Korea. moon100@sanggyepaik.ac.kr
Movement Disorders : Official Journal of the Movement Disorder Society
|September 25, 2004
Summary
A woman experienced lingual dystonia, a condition affecting tongue movement, specifically when speaking. This speech-induced dystonia showed significant improvement with anticholinergic medication.
Area of Science:
- Neurology
- Movement Disorders
- Speech Pathology
Background:
- Dystonia is a movement disorder characterized by involuntary muscle contractions.
- Lingual dystonia specifically affects the muscles of the tongue.
- Speech-induced symptoms present unique diagnostic and therapeutic challenges.
Observation:
- A 46-year-old female patient presented with isolated lingual dystonia.
- The dystonia was exclusively triggered by the act of speaking.
- No other triggers or symptoms of dystonia were reported.
Findings:
- The patient's lingual dystonia was directly correlated with speech production.
- Anticholinergic pharmacotherapy proved effective in managing the symptoms.
- This case highlights a specific phenotype of focal dystonia.
Implications:
- Speech-induced lingual dystonia is a treatable condition.
- Anticholinergic agents are a viable therapeutic option.
- Further research into the neurobiology of speech-related movement disorders is warranted.