Perturbation of precision grip in Friedr
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Dr. Joachim Hermsdöourfer; Karl Wessel; Norbert Mai; Christian Marquardt
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Article
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1994
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John Wiley and Sons
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English
⚖ 463 KB
## Abstract Perturbations of precision grip were tested in 7 patients with Friedreich's ataxia (FA) and 11 patients with late‐onset cerebellar ataxia (CA). Subjects were instructed to hold a small compressible manipulandum between thumb and index finger and to resist any perturbation of maintained