Palatal myoclonus is a rare condition in which there are rhythmic jerky movements or a rapid spasm of the palatal muscles. Chronic clonus is often due to lesions of the central tegmental tract.
Signs and symptoms
Signs and symptoms of palatal myoclonus include: • A rhythmic clicking sound in the ear due to the opening and closing of the Eustachian tube. • Rhythmic, jerky movements in the face, eyeballs, tongue, jaw, vocal cords or extremities (mostly hands). ==Treatment==
Treatment
Drugs Drugs used to treat palatal myoclonus include clonazepam, carbamazepine, baclofen, anticholinergics, tetrabenazine, valproic acid, phenytoin, lamotrigine, sumatriptan, and PIR. A rare case of palatal myoclonus that associated with orofacial buccal dystonia has been treated with Botulinum toxin A (Dysport) injection and counseling. == Notes ==