| rigid dysarthria | Dysarthria caused by lesions along the corticobulbar tracts. Synonym: rigid dysarthria. (05 Mar 2000) |
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| ataxic dysarthria | Dysarthria caused by cerebellar lesions. (05 Mar 2000) |
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| hyperkinetic dysarthria | Dysarthria caused by chorea and myoclonus. (05 Mar 2000) |
| hypokinetic dysarthria | Dysarthria caused by the rigid types of extrapyramidal disease. (05 Mar 2000) |
| spastic dysarthria | Dysarthria caused by lesions along the corticobulbar tracts. Synonym: rigid dysarthria. (05 Mar 2000) |
| dysarthria | <clinical sign, neurology> Imperfect articulation of speech due to disturbances of muscular control which result from damage to the central or peripheral nervous system. Origin: Gr. Arthroun = to utter distinctly (18 Nov 1997) |
| dysarthria literalis | Seldom used term for stammering. (05 Mar 2000) |
| dysarthria syllabaris spasmodica | Seldom used term for stuttering. (05 Mar 2000) |
| lower motor neuron dysarthria | Dysarthria caused by dysfunction of the motor nuclei and the lower pons or medulla, or other neural connections, central and peripheral to the muscles of articulation. (05 Mar 2000) |