Coronoidotomy as treatment for trismus due to jaw-closing oromandibular dystonia.
Identifieur interne : 001617 ( Ncbi/Checkpoint ); précédent : 001616; suivant : 001618Coronoidotomy as treatment for trismus due to jaw-closing oromandibular dystonia.
Auteurs : Kazuya Yoshida [Japon]Source :
- Movement disorders : official journal of the Movement Disorder Society [ 0885-3185 ] ; 2006.
English descriptors
- KwdEn :
- Botulinum Toxins, Type A (administration & dosage), Dystonic Disorders (diagnosis), Dystonic Disorders (pathology), Dystonic Disorders (surgery), Electromyography (drug effects), Facial Muscles (drug effects), Facial Muscles (physiopathology), Female, Follow-Up Studies, Humans, Injections, Intramuscular, Lidocaine, Mandible (surgery), Masticatory Muscles (drug effects), Masticatory Muscles (physiopathology), Middle Aged, Nerve Block, Osteotomy, Tendons (surgery), Treatment Outcome, Trismus (diagnosis), Trismus (physiopathology), Trismus (surgery).
- MESH :
- chemical , administration & dosage : Botulinum Toxins, Type A.
- diagnosis : Dystonic Disorders, Trismus.
- drug effects : Electromyography, Facial Muscles, Masticatory Muscles.
- pathology : Dystonic Disorders.
- physiopathology : Facial Muscles, Masticatory Muscles, Trismus.
- surgery : Dystonic Disorders, Mandible, Tendons, Trismus.
- Female, Follow-Up Studies, Humans, Injections, Intramuscular, Lidocaine, Middle Aged, Nerve Block, Osteotomy, Treatment Outcome.
Abstract
Oromandibular dystonia is a focal dystonia involving the masticatory and/or tongue muscles. This report describes 2 female patients with jaw-closing dystonia treated by surgical resection of the coronoid process. The patients could not open their mouths due to involuntary jaw-closing muscle contraction. We first treated them by injecting lidocaine and alcohol (muscle afferent block) into the masseter and temporal muscles and then botulinum toxin. However, the trismus improved mildly and transitorily. Therefore, coronoidotomy was done under general anesthesia. The jaw opening increased to 50 mm. Coronoidotomy is useful for patients with jaw-closing dystonia in whom other therapies are ineffective.
DOI: 10.1002/mds.20859
PubMed: 16552755
Affiliations:
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pubmed:16552755Le document en format XML
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<author><name sortKey="Yoshida, Kazuya" sort="Yoshida, Kazuya" uniqKey="Yoshida K" first="Kazuya" last="Yoshida">Kazuya Yoshida</name>
<affiliation wicri:level="4"><nlm:affiliation>Department of Oral and Maxillofacial Surgery, Graduate School of Medicine, Kyoto University, Kyoto, Japan. kyoshida@kuhp.kyoto-u.ac.jp</nlm:affiliation>
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<wicri:regionArea>Department of Oral and Maxillofacial Surgery, Graduate School of Medicine, Kyoto University, Kyoto</wicri:regionArea>
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<placeName><settlement type="city">Kyoto</settlement>
<region type="prefecture">Région du Kansai</region>
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<term>Dystonic Disorders (pathology)</term>
<term>Dystonic Disorders (surgery)</term>
<term>Electromyography (drug effects)</term>
<term>Facial Muscles (drug effects)</term>
<term>Facial Muscles (physiopathology)</term>
<term>Female</term>
<term>Follow-Up Studies</term>
<term>Humans</term>
<term>Injections, Intramuscular</term>
<term>Lidocaine</term>
<term>Mandible (surgery)</term>
<term>Masticatory Muscles (drug effects)</term>
<term>Masticatory Muscles (physiopathology)</term>
<term>Middle Aged</term>
<term>Nerve Block</term>
<term>Osteotomy</term>
<term>Tendons (surgery)</term>
<term>Treatment Outcome</term>
<term>Trismus (diagnosis)</term>
<term>Trismus (physiopathology)</term>
<term>Trismus (surgery)</term>
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<term>Trismus</term>
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<keywords scheme="MESH" qualifier="drug effects" xml:lang="en"><term>Electromyography</term>
<term>Facial Muscles</term>
<term>Masticatory Muscles</term>
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<term>Masticatory Muscles</term>
<term>Trismus</term>
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<term>Mandible</term>
<term>Tendons</term>
<term>Trismus</term>
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<keywords scheme="MESH" xml:lang="en"><term>Female</term>
<term>Follow-Up Studies</term>
<term>Humans</term>
<term>Injections, Intramuscular</term>
<term>Lidocaine</term>
<term>Middle Aged</term>
<term>Nerve Block</term>
<term>Osteotomy</term>
<term>Treatment Outcome</term>
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<front><div type="abstract" xml:lang="en">Oromandibular dystonia is a focal dystonia involving the masticatory and/or tongue muscles. This report describes 2 female patients with jaw-closing dystonia treated by surgical resection of the coronoid process. The patients could not open their mouths due to involuntary jaw-closing muscle contraction. We first treated them by injecting lidocaine and alcohol (muscle afferent block) into the masseter and temporal muscles and then botulinum toxin. However, the trismus improved mildly and transitorily. Therefore, coronoidotomy was done under general anesthesia. The jaw opening increased to 50 mm. Coronoidotomy is useful for patients with jaw-closing dystonia in whom other therapies are ineffective.</div>
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