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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
7
pubmed:dateCreated
2005-6-16
pubmed:abstractText
To analyze the prognostic factors and therapeutic outcome of adult patients with isolated symptomatic stenosis of the middle cerebral artery (MCA). Forty-nine patients were retrospectively verified with isolated symptomatic stenosis of the MCA through both magnetic resonance angiogram and transcranial color-coded duplex sonography. Therapeutic outcome at 1 year or more was determined using a modified Barthel index (BI). For the purpose of analysis, the patients were divided into two groups: a good outcome group (BI > or = 12) and a poor outcome group (BI < 12 or recurrent stroke). The association between different therapeutic regimens and the percent free of recurrent stroke after the first event of cerebral infarction was assessed with Kaplan-Meier plots compared by a log-rank test. These patients accounted for 2.8% of all patients with the first event of cerebral infarction during the same period. At follow-up of 1 year or more, 63% had good outcomes whilst the other 37% had poor outcomes. Overall, 26.5% suffered from recurrent strokes during the follow-up period. According to the statistical analysis, the stepwise logistic regression revealed that only the National Institutes of Health Stroke Scale (NIHSS) at the time of admission was independently associated with a poor outcome. Furthermore, Kaplan-Meier analysis showed a significantly higher percentage of patients free of recurrent stroke events amongst those who were treated with warfarin. The NIHSS at the time of admission was a predictor of outcome amongst our patients, and stenosis of the MCA implies the danger of recurrent cerebral events. Our study also demonstrates the efficacy of oral anticoagulants in the secondary prevention in this specific group of patients. Therefore, we look forward to more prospective multicenter investigations in evaluating the efficiency of therapy in the future.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Jul
pubmed:issn
1351-5101
pubmed:author
pubmed:issnType
Print
pubmed:volume
12
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
519-26
pubmed:meshHeading
pubmed-meshheading:15958091-Adult, pubmed-meshheading:15958091-Aged, pubmed-meshheading:15958091-Aged, 80 and over, pubmed-meshheading:15958091-Anticoagulants, pubmed-meshheading:15958091-Constriction, Pathologic, pubmed-meshheading:15958091-Female, pubmed-meshheading:15958091-Humans, pubmed-meshheading:15958091-Infarction, Middle Cerebral Artery, pubmed-meshheading:15958091-Magnetic Resonance Angiography, pubmed-meshheading:15958091-Male, pubmed-meshheading:15958091-Middle Aged, pubmed-meshheading:15958091-Middle Cerebral Artery, pubmed-meshheading:15958091-Nadroparin, pubmed-meshheading:15958091-Platelet Aggregation Inhibitors, pubmed-meshheading:15958091-Prognosis, pubmed-meshheading:15958091-Recurrence, pubmed-meshheading:15958091-Retrospective Studies, pubmed-meshheading:15958091-Treatment Outcome, pubmed-meshheading:15958091-Ultrasonography, Doppler, Transcranial, pubmed-meshheading:15958091-Warfarin
pubmed:year
2005
pubmed:articleTitle
Prognostic factors and therapeutic outcome of isolated symptomatic middle cerebral artery stenosis.
pubmed:affiliation
Department of Neurology, Chang Gung Memorial Hospital-Kaohsiung, Niao Sung Hsiang, Kaohsiung Hsien, Taiwan.
pubmed:publicationType
Journal Article