Abstract. OBJECTIVES Oromandibular dystonia (OMD) is a focal dystonia manifested by involuntary muscle contractions producing repetitive, patterned mouth. Oromandibular dystonia is a form of focal dystonia affecting the mouth, jaw and tongue, and in this disease it is hard to speak. It is associated with bruxism. Oromandibular dystonia causes spasms of the jaw, lips, and tongue muscles. This dystonia can cause problems with speech and swallowing.

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In particular, Sibley[ 36 ] reported a case of edentulous OMD restored with implants. Medications like trihexyphenidyl, diazepam and clozapine can also help control the disorder, but only to a modest level. Lromandibular the Edentulous Patient with Oromandibular Dystonia: A systematic review on the diagnosis and treatment of primary idiopathic dystonia and dystonia plus syndromes: Moreover, this treatment had no adversarial reaction.

J Neurol Neurosurg Psy-chiatry. Benzodiazepine decreases monosynaptic and polysynaptic reflexes by increasing presynaptic GABA inhibition a similar action to Baclofen.

Etiology, Diagnosis and Management of Oromandibular Dystonia: an Update for Stomatologists

Use of onabotulinumtoxinA in post-traumatic oromandibular dystonia. Dysarthria or breathing difficulties are also reported rarely. When no etiology can be identified, the dystonia is referred to as primary dystonia.

This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, ooromandibular reproduction in any medium, provided the original work is properly cited.

What Is Oromandibular Dystonia? | Colgate® Oral Care

It was concluded that there might be a potential causal relationship between dental implants as peripheral injury and the development of OMD. The dystonic movements diminished with oral sensory feedback such as voluntary opening of mouth by the patient in an attempt to breathe through mouth. Published online Jun The author noted a huge loss of vertical dimension, which was restored through fabricating a provisional denture.

The terms oromandibular dystonia, craniocervical dystonia, or Meige syndrome describe a focal or segmental dystonia whereby repetitive sustained spasms of the masticatory, facial, or lingual muscles result in painful, involuntary, movement of the jaws. It is characterized by repetitive or sustained involuntary prolonged spastic movements of the tongue, facial, and masticator muscles.


Like us on Facebook. Electromyographic study of the bilateral temporalis and oromanndibular reveals spontaneous fasciculations at rest.

The author discusses the cause of this dystonia and its management, focusing on botulinum toxin injections, the treatment of choice. This article is intended to promote understanding of and knowledge about general oral health topics. They adopted the methods used for oral hygiene by using Electrical toothbrush and dental floss fork. OMD is considered as a focal dystonia involving mouth, jaw, and tongue, manifested by involuntary muscle contractions producing repetitive, patterned movements of the involved structures.

Among dstonia patients with ill-fitting dentures a habit of manipulation of the jaw muscles to stabilize the new dentures was observed.

Management of Oromandibular Dystonia: A Case Report and Literature Update

Symptoms and Effects of Oromandibular Dystonia OMD The uncontrollable contractions and movements of this disorder can lead to many side effects. This page was last edited on 11 Novemberat Other therapeutic approaches Psychosocial and occupational therapy, support groups participation, cognitive behavioral therapy,[ 15 ] and deep brain stimulation surgery were also designed to reduce the hyperactivity of the muscles.

They announced the plausible existence of causal relationships between dental procedures and OMD, since dental treatment can alter the sensory input. Rewiring the brain through dance. They suggested that the onset of dystonia might have been caused by the dental intervention.

The content you are trying to view is available only to logged in, current MedLink Neurology subscribers. The diagnosis of OMD is given when only the facial region is affected.

What Is Oromandibular Dystonia?

Secondary OMD is associated distpnia another disease like Parkinson’s, and the etiology is usually idiopathic or unknown. It is a rare focal neurological disorder that affects the lower facial muscles. Primary dystonia is idiopathic or inherited; while, secondary dystonia advances after traumatic or surgical incidents, brain diseases, and medications.


The patient is usually in the age range of 40 to 86, with the mean age of 66, and women are four times more likely than men to develop OMD. Oromansibular is inadequate evidence-based information about the efficacy of various medications currently being used for dystonia. Long-term efficacy, safety, and side effect profile of botulinum toxin in dystonia: We present a case report of a year-old female patient who suffered repetitive bouts of hemifacial muscle contractions for 2 years on closing the mouth which interfered in patient’s well-being and quality of life by hampering her ability to eat and talk and to the extent of inability to breath due to contractions of her neck muscles.

Oromandibular dystonia following dental treatment: A differential diagnosis of facial myokymia, facial motor seizures, myoclonus, muscular spasms, and tardive dystonia was considered.

They concluded that different predisposing factors distoniia as an associated movement disorder, family history of tremors, edentulous state, exposure to neuroleptic drugs, and peripheral nerve injury may contribute to the development of this movement disorder under some conditions or in certain vulnerable people; however, the relationship between them may be purely coincidental.

Oromandibular dystonia is a form of focal dystonia affecting the mouth, jaw and tongue, and in this disease it is hard to speak.

For jaw closing dystonia, BTX-A is injected into the masseter muscle at the angle of the mandible and 20 units of BoNT are injected into each site. National Center for Biotechnology InformationU. MRI brain scan Figure 2 revealed no focal pathology.