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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
7
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pubmed:dateCreated |
1997-3-6
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pubmed:abstractText |
We retrospectively reviewed electrodiagnostic studies from 1983 to 1994 and found 48 patients who met our criteria for mononeuropathy with axonal loss (40 ulnar, 4 peroneal, 4 radial). Appropriate diagnostic criteria required bilateral studies with a normal contralateral, sensory nerve action potential (SNAP) amplitude decrease of > 50% compared to contralateral, and/or distal compound muscle action potential (CMAP) amplitude decrease of > 40% compared to contralateral, and/or presence of denervation potentials; and sufficient electrodiagnostic investigation to rule out peripheral polyneuropathy. We conclude that in the electrodiagnosis of mononeuropathy with axonal loss: 1) a significant quantitative correlation between CMAP and SNAP amplitude percentage decrease does not exist (r = 0.274, p = 0.06), 2) SNAP amplitude percentage decrease [75.3 +/- 31.8%] is greater than CMAP amplitude percentage decrease [43.9 +/- 31.3%] (paired t-test, p = 0.0001), and 3) CMAP amplitude decrease is positively correlated with the presence of denervation potentials (Xtrend2 = 6.22, p = 0.013).
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:issn |
0301-150X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
36
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
405-9
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:8957165-Action Potentials,
pubmed-meshheading:8957165-Adult,
pubmed-meshheading:8957165-Aged,
pubmed-meshheading:8957165-Axons,
pubmed-meshheading:8957165-Electromyography,
pubmed-meshheading:8957165-Female,
pubmed-meshheading:8957165-Humans,
pubmed-meshheading:8957165-Male,
pubmed-meshheading:8957165-Middle Aged,
pubmed-meshheading:8957165-Neural Conduction,
pubmed-meshheading:8957165-Peripheral Nervous System Diseases,
pubmed-meshheading:8957165-Sensation
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pubmed:articleTitle |
Correlation of EMG, CMAP and SNAP amplitude decrease in mononeuropathies with axonal loss.
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pubmed:affiliation |
Department of Functional Restoration, Stanford University Medical Center, USA.
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pubmed:publicationType |
Journal Article
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