dystonia

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Related to tardive dystonia: tardive dyskinesia

dystonia

 [dis-to´ne-ah]
impairment of muscular tonus. adj., adj dyston´ic.
tardive dystonia a variant of tardive dyskinesia characterized by unusual posturing and movements.

dys·to·ni·a

(dis-tō'nē-ă),
A syndrome of abnormal muscle contraction that produces repetitive involuntary twisting movements and abnormal posturing of the neck, trunk, face, and extremities.
[dys- + G. tonos, tension]

dystonia

/dys·to·nia/ (-to´ne-ah) dyskinetic movements due to disordered tonicity of muscle.dyston´ic
dystonia musculo´rum defor´mans  a hereditary disorder marked by involuntary, irregular, clonic contortions of the muscles of the trunk and limbs, which twist the body forward and sideways grotesquely.

dystonia

(dĭs-tō′nē-ə)
n.
Abnormal tonicity of muscle, characterized by prolonged, repetitive muscle contractions that may cause twisting or jerking movements of the body or a body part.

dys·ton′ic (-tŏn′ĭk) adj.

dystonia

[distō′nē·ə]
Etymology: Gk, dys + tonos, tone
any impairment of muscle tone. The condition commonly involves the head, neck, and tongue and often occurs as an adverse effect of a medication.

dystonia

Neurology Involuntary, often acute movement and prolonged contraction of one or more muscles, resulting in twisting body motions, tremor, and abnormal posture Etiology Inherited, ↑ during voluntary movement, nervousness, and emotional stress; dystonias may affect the extrapyramidal system–despite lack of demonstrable lesions, task specific–eg, writer's cramp or associated with medications–especially antipsychotics or disease–eg, a form of lung cancer Location Tongue, jaw, eyes, neck, trunk, extremities, occasionally the whole body Management Dopamine, sedatives–benzodiazepines–eg diazepam, anticholinergics–eg, trihexyphenidyl, benztropine–which cause dry mouth, mydriasis, urinary retention, and visual hallucinations; surgery. See Cranial dystonia, Dopa-responsive dystonia, Focal dystonia, Idiopathic torsion dystonia, Oromandibular dystonia, Segawa's dystonia, Torsion dystonia.

dys·to·ni·a

(dis-tō'nē-ă)
A state of abnormal (either hypo- or hyper-) tonicity in any tissue, particularly skeletal muscle.
Synonym(s): torsion spasm.
[dys- + G. tonos, tension]

dystonia

A group of muscle disorders featuring variable muscle tone, muscle spasms, abnormal posture or muscle contraction, or interference with normal movement. The dystonias include wry-neck (TORTICOLLIS), WRITER'S CRAMP, spasmodic closure of the eyelids (BLEPHAROSPASM) and involuntary grimacing and chewing movements (Meige syndrome). Dystonias may be of autosomal dominant or recessive or X-linked aetiology. Botulinum toxin treatment is effective in many cases.

Dystonia

A movement disorder characterized by sustained muscle contractions that result in writhing or twisting movements and unsual body postures.

dystonia

prolonged muscle contraction, usually due to basal ganglia disease

dys·to·ni·a

(dis-tō'nē-ă)
A syndrome of abnormal muscle contraction that produces repetitive involuntary twisting movements and abnormal posturing of the neck, trunk, face, and extremities.
[dys- + G. tonos, tension]

dystonia (distō´nēə),

n a disorder or lack of tonicity.

dystonia

abnormality of muscular tonus.
References in periodicals archive ?
Treatment of severe tardive dystonia with pallidal deep brain stimulation.
Treatment of patients with tardive dystonia with olanzapine.
Charfi F Cohen D, Houeto JL, Soubre C, Mazet P Tardive Dystonia induced by atypical neuroleptics: a case report with olanzapine.
Searches of the China Journal Full-text Database (CNKI) and the Wanfang Database using keywords 'olanzapine' and 'tardive dystonia' identified no report about tardive dystonia induced by olanzapine.
We treated the patient's refractory tardive dystonia with clozapine, magnesium valproate, vitamin E, tiapride, and lorazepam, but four months of treatment did not result in any improvement in the symptoms.
19) Clozapine in particular has been recommended for suppressing TD, especially in cases of tardive dystonia.
For patients with TD, first consider tapering any anticholinergic drugs unless acute EPS are prominent or tardive dystonia is present
Extrapyramidal syndromes include acute dystonia, parkinsonism, akathisia, tardive dyskinesia and tardive dystonia.
The treatment of tardive dyskinesia and tardive dystonia.
I started him on an acetylcholinesterase inhibitor, which controlled the tardive dystonia and left the patient free of dyskinesias.
Ever since I witnessed tardive dystonia in the boy 15 years ago, I have been very cautious about using neuroleptics.
Clozapine and botulinum toxin have proven efficacy against tardive dystonia, said Dr.