Source:http://linkedlifedata.com/resource/pubmed/id/10460931
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1999-11-16
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pubmed:abstractText |
The purpose of this review is to present some concepts on the etiology of tropical spastic paraparesis or human T-cell lymphotropic virus-I (HTLV-I)-associated myelopathy (TSP/HAM). The large number of syndromes that have been associated with HTLV-I (60 to date), the existence of TSP/HAM cases associated with other retroviruses (human immunodeficiency virus-2 [HIV-2], HTLV-II), the existence of many TSPs without HTLV-I, and the evidence of clear epidemiologic contradictions in TSP/HAM indicate that the etiopathogenesis of TSP/HAM is not yet clear. Tropical spastic paraparesis/HAM affects patients of all human ethnic groups, but usually in well localized and relatively isolated geographic regions where HTLV-I has been endemic for a long time. Environmental factors and geographic locations appear to be critical factors. Because the neuropathology of TSP/HAM suggests a toxometabolic, rather than a viral cause, it is proposed that an intoxication similar to neurolathyrism could account for some of TSP/HAM cases, mainly in tropical and subtropical countries. If this were the case, HTLV-I could be a cofactor or act as a bystander. it is possible that co-infection with another agent is necessary to produce TSP/HAM and most of the syndromes associated with HTLV-I.
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pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:issn |
1201-9712
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
3
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
168-76
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:10460931-Animals,
pubmed-meshheading:10460931-Antibodies, Viral,
pubmed-meshheading:10460931-Blood Transfusion,
pubmed-meshheading:10460931-Brain,
pubmed-meshheading:10460931-Environmental Exposure,
pubmed-meshheading:10460931-Fabaceae,
pubmed-meshheading:10460931-Human T-lymphotropic virus 1,
pubmed-meshheading:10460931-Humans,
pubmed-meshheading:10460931-Paraparesis, Tropical Spastic,
pubmed-meshheading:10460931-Plants, Medicinal,
pubmed-meshheading:10460931-Rats,
pubmed-meshheading:10460931-Retroviridae,
pubmed-meshheading:10460931-Spinal Cord
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pubmed:year |
1999
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pubmed:articleTitle |
On the etiology of tropical spastic paraparesis and human T-cell lymphotropic virus-I-associated myelopathy.
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pubmed:affiliation |
Emeritus Professor, Clinical Neurology, School of Medicine, Valle University, Cali, Colombia. vlazani@mafalda.univalle.edu.co
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pubmed:publicationType |
Journal Article,
Review
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