Source:http://linkedlifedata.com/resource/pubmed/id/10394043
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1999-10-12
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pubmed:abstractText |
We performed a comprehensive clinical and neurophysiological evaluation of function of the large- and small-caliber afferent pathways in 29 patients with HTLV-I-associated myelopathy/tropical spastic paraparesis (HAM/TSP). Sensory symptoms, particularly cutaneous paresthesias, were present in 11 (37.9%) patients. On examination, a mild distal impairment of vibration and sense of position were found in 14 (48.2%) and 5 (17.2%) patients, respectively. Ten (34.4%) patients had distal tactile hypoesthesia and 7 (24.1%) presented pinprick hypoesthesia. Quantitative somatosensory thermotest showed cold hypoesthesia in 58.6% of patients. Nerve conduction studies and electromyography were normal. Tibial somatosensory evoked potentials were abnormal in 88.5% of patients. All of the sensory abnormalities found were restricted to sensations carried by myelinated (A-beta and A-delta) fibers. Unmyelinated C fibers mediating warm sensation and thermal pain appeared unimpaired. Our findings indicate that the sensory dysfunction in HAM/TSP patients is probably due to a lesion restricted to the central nervous system.
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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:month |
Jul
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pubmed:issn |
0014-3022
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
42
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
17-22
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:10394043-Adult,
pubmed-meshheading:10394043-Afferent Pathways,
pubmed-meshheading:10394043-Aged,
pubmed-meshheading:10394043-Female,
pubmed-meshheading:10394043-Humans,
pubmed-meshheading:10394043-Male,
pubmed-meshheading:10394043-Middle Aged,
pubmed-meshheading:10394043-Neurologic Examination,
pubmed-meshheading:10394043-Paraparesis, Tropical Spastic,
pubmed-meshheading:10394043-Paresthesia,
pubmed-meshheading:10394043-Skin,
pubmed-meshheading:10394043-Tibial Nerve,
pubmed-meshheading:10394043-Vibration
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pubmed:year |
1999
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pubmed:articleTitle |
Sensory dysfunction in HTLV-I-associated myelopathy/tropical spastic paraparesis. A comprehensive neurophysiological study.
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pubmed:affiliation |
Department of Neurology, Hospital del Salvador, Faculty of Medicine, University of Chile, Santiago, Chile.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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