- An aspect of ataxia, in which an act is not performed smoothly or accurately because of lack of harmonious association of its various components; usually used to describe abnormalities of movement caused by cerebellar disorders. [dys- + G. syn, with, + ergon, work]- d. cerebellaris myoclonica a familial disorder beginning in late childhood, characterized by progressive cerebellar ataxia, action myoclonus and preserved intellect. Probably due to multiple causes, mitochondrial abnormalities being one. SYN: dentatorubral cerebellar atrophy with polymyoclonus.- detrusor sphincter d. a disturbance of the normal relationship between bladder (detrusor) contraction and sphincter relaxation during voluntary or involuntary voiding efforts.
* * *dys·sy·ner·gic -'nər-jik adj
* * *n.lack of coordination, especially clumsily uncoordinated movements found in patients with disease of the cerebellum. They include dysmetria (the application of inappropriate force for a movement), intention tremor, dysdiadochokinesis, and a staggering wide-based gait. Bladder sphincter dyssynergia is the incoordination of micturition that occurs due to spinal cord damage in multiple sclerosis.
* * *dys·syn·er·gia (dis″sin-urґje-ə) [dys- + synergia] disturbance of muscular coordination. See also asynergy.
Medical dictionary. 2011.
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dyssynergia — noun Failure of parts of the anatomy to work together correctly … Wiktionary
dyssynergia — dys·synergia … English syllables
dyssynergia — noun inability to coordinate voluntary muscle movements; unsteady movements and staggering gait • Syn: ↑ataxia, ↑ataxy, ↑motor ataxia • Derivationally related forms: ↑ataxic (for: ↑ataxia), ↑atactic … Useful english dictionary
dyssynergia cerebellaris myoclonica — dyssynergia cerebellaris progressiva associated with myoclonus epilepsy … Medical dictionary
dyssynergia cerebellaris progressiva — a condition marked by generalized intention tremors with disturbance of muscle tone and of muscular coordination; due to disorder of cerebellar function. Called also Ramsay Hunt syndrome … Medical dictionary
Bladder sphincter dyssynergia — Classification and external resources Urodynamic trace of detrusor sphincter dyssynergia. ICD 9 596.55 … Wikipedia
bladder neck dyssynergia — reduced opening of the bladder neck during urination due to dyssynergia of the smooth muscle, resulting in partial obstruction of urinary flow; seen primarily in young to middle aged men. Called also smooth sphincter d … Medical dictionary
detrusor-sphincter dyssynergia — detrusorâ€“striated sphincter dyssynergia contraction of the sphincter muscle of the urethra at the same time the detrusor muscle of the bladder is contracting, resulting in obstruction of normal urinary outflow; it may accompany detrusor… … Medical dictionary
biliary dyssynergia — failure of coordinated action of the different parts of the biliary system. Cf. biliary dyskinesia … Medical dictionary
detrusorâ€“external sphincter dyssynergia — detrusor sphincter d … Medical dictionary