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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
1
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pubmed:dateCreated |
1997-4-2
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pubmed:abstractText |
Short-term challenges with dopaminergic agents are used in patients with idiopathic Parkinson's disease (PD) to predict the therapeutic effect of sustained levodopa treatment, but false-negative results often occur. We prospectively evaluated 74 patients with clinically diagnosed IPD and compared the predictive value of a short-term levodopa test assessed by movement time (MT) with the predictive value obtained by the evaluation with the motor examination part of the Unified Parkinson's Disease Rating Scale (UPDRS-ME). The response to long-term levodopa was accurately predicted in 96% of patients by assessing the response to the short-term test with MT and in 80% of cases with UPDRS-ME. Similar predictive values were obtained by separately analyzing 21 de novo patients. The short-term test also accurately predicted the magnitude of improvement with long-term treatment. We conclude that the predictive value for long-term dopaminergic responsiveness may be further enhanced by evaluating the short-term pharmacologic challenges with MT analysis. This is particularly useful to select de novo patients for drug trials with dopaminergic agents.
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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:month |
Jan
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pubmed:issn |
0885-3185
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
12
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
103-6
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:8990062-Aged,
pubmed-meshheading:8990062-Antiparkinson Agents,
pubmed-meshheading:8990062-Drug Administration Schedule,
pubmed-meshheading:8990062-Female,
pubmed-meshheading:8990062-Humans,
pubmed-meshheading:8990062-Levodopa,
pubmed-meshheading:8990062-Long-Term Care,
pubmed-meshheading:8990062-Male,
pubmed-meshheading:8990062-Middle Aged,
pubmed-meshheading:8990062-Neurologic Examination,
pubmed-meshheading:8990062-Parkinson Disease,
pubmed-meshheading:8990062-Prognosis,
pubmed-meshheading:8990062-Psychomotor Performance,
pubmed-meshheading:8990062-Reaction Time,
pubmed-meshheading:8990062-Receptors, Dopamine
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pubmed:year |
1997
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pubmed:articleTitle |
Short-term levodopa test assessed by movement time accurately predicts dopaminergic responsiveness in Parkinson's disease.
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pubmed:affiliation |
Institute of Neurology, School of Medicine in Catanzaro, University of Reggio Calabria, Italy.
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pubmed:publicationType |
Journal Article
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