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failure of muscular coordination; irregularity of muscular action. adj., adj atac´tic, atax´ic.
cerebellar ataxia ataxia due to disease of the cerebellum.
Friedreich's ataxia see friedreich's ataxia.
frontal ataxia disturbance of equilibrium associated with tumor of the frontal lobe.
hereditary ataxia Friedreich's ataxia.
hysterical ataxia ataxia recognizable as a conversion symptom; see also astasia-abasia.
locomotor ataxia tabes dorsalis.
sensory ataxia ataxia due to loss of proprioception (joint position sense), resulting in poorly judged movements and becoming aggravated when the eyes are closed.
ataxia-telangiectasia a severe, autosomal recessive, progressive ataxia, associated with telangiectasias (dilation of small blood vessels) in the skin and eyes; immunodeficiency with frequent infections of the respiratory tract from sinuses to lungs; and abnormal eye movements. Called also Louis-Bar's syndrome.
Ataxia of leg muscles due to somatoform disorders.
See also: ataxia
Briquet,Paul, French physician, 1796-1881.
Briquet ataxia - weakening of the muscle sense and increased sensibility of the skin, in hysteria. Synonym(s): hysterical ataxia
Briquet syndrome - a chronic but fluctuating mental disorder, usually of young women, characterized by frequent complaints of physical illness involving multiple organ systems simultaneously.