An electrophysiological investigation of skeletal muscle in human chronic Chagas' disease

An electrophysiological study has been made of the thenar, hypothenar, soleus and extensor digitorum brevis muscles and their inervation in 90 patients with chronic Chagas' disease. Some of them showed a reduced number of functional motor units with increased size of many of the surviving units. No decremental muscle response was found to repetitive nerve stimulation. Motor and sensory conduction velocities as well as motor terminal latencies were on the normal range. These findings suggested that the muscle changes resulted from a primary defect of the alpha spinal motoneurone soma.

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Main Authors: Sanz,Olga P., Ratusnu,A. F., Aristimuño,G. G., O'Neill,E. M., Sica,R. E. P.
Format: Digital revista
Language:English
Published: Academia Brasileira de Neurologia - ABNEURO 1978
Online Access:http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X1978000400005
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spelling oai:scielo:S0004-282X19780004000052012-08-27An electrophysiological investigation of skeletal muscle in human chronic Chagas' diseaseSanz,Olga P.Ratusnu,A. F.Aristimuño,G. G.O'Neill,E. M.Sica,R. E. P.An electrophysiological study has been made of the thenar, hypothenar, soleus and extensor digitorum brevis muscles and their inervation in 90 patients with chronic Chagas' disease. Some of them showed a reduced number of functional motor units with increased size of many of the surviving units. No decremental muscle response was found to repetitive nerve stimulation. Motor and sensory conduction velocities as well as motor terminal latencies were on the normal range. These findings suggested that the muscle changes resulted from a primary defect of the alpha spinal motoneurone soma.info:eu-repo/semantics/openAccessAcademia Brasileira de Neurologia - ABNEUROArquivos de Neuro-Psiquiatria v.36 n.4 19781978-12-01info:eu-repo/semantics/articletext/htmlhttp://old.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X1978000400005en10.1590/S0004-282X1978000400005
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countrycode BR
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databasecode rev-scielo-br
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libraryname SciELO
language English
format Digital
author Sanz,Olga P.
Ratusnu,A. F.
Aristimuño,G. G.
O'Neill,E. M.
Sica,R. E. P.
spellingShingle Sanz,Olga P.
Ratusnu,A. F.
Aristimuño,G. G.
O'Neill,E. M.
Sica,R. E. P.
An electrophysiological investigation of skeletal muscle in human chronic Chagas' disease
author_facet Sanz,Olga P.
Ratusnu,A. F.
Aristimuño,G. G.
O'Neill,E. M.
Sica,R. E. P.
author_sort Sanz,Olga P.
title An electrophysiological investigation of skeletal muscle in human chronic Chagas' disease
title_short An electrophysiological investigation of skeletal muscle in human chronic Chagas' disease
title_full An electrophysiological investigation of skeletal muscle in human chronic Chagas' disease
title_fullStr An electrophysiological investigation of skeletal muscle in human chronic Chagas' disease
title_full_unstemmed An electrophysiological investigation of skeletal muscle in human chronic Chagas' disease
title_sort electrophysiological investigation of skeletal muscle in human chronic chagas' disease
description An electrophysiological study has been made of the thenar, hypothenar, soleus and extensor digitorum brevis muscles and their inervation in 90 patients with chronic Chagas' disease. Some of them showed a reduced number of functional motor units with increased size of many of the surviving units. No decremental muscle response was found to repetitive nerve stimulation. Motor and sensory conduction velocities as well as motor terminal latencies were on the normal range. These findings suggested that the muscle changes resulted from a primary defect of the alpha spinal motoneurone soma.
publisher Academia Brasileira de Neurologia - ABNEURO
publishDate 1978
url http://old.scielo.br/scielo.php?script=sci_arttext&pid=S0004-282X1978000400005
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