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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1999-3-11
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pubmed:abstractText |
Research has identified a circadian rhythm for several acute thrombotic cardiovascular and cerebrovascular diseases. We investigated the possible existence of a circadian variation in the onset of acute critical limb ischemia. Out of a consecutive series of 198 cases, precise determination (within 30 minutes) of the time of symptom onset was possible in 156 (78.8%). Partial Fourier series were applied to hourly data and the best-fitting curves for circadian rhythmicity were calculated. Both in the total population and in subgroups by gender and location of ischemia, a highly significant circadian pattern of occurrence was demonstrated with peak in the morning (approximately 0800) and nocturnal minimum around midnight. This study is the first demonstration of the circadian pattern of acute arterial occlusion of the limbs, in agreement with several studies showing a circadian pattern to the time of onset of acute myocardial infarction and other unfavorable acute events related to thrombosis. This opens up the potential for therapeutic implications, suggesting the need to adjust the dose of drugs based on the time of day. Further studies dealing with circadian variation in the efficacy of thrombolytic agents are so needed.
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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 |
Nov
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pubmed:issn |
0049-3848
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:day |
15
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pubmed:volume |
92
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
163-9
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:9840025-Acute Disease,
pubmed-meshheading:9840025-Aged,
pubmed-meshheading:9840025-Aged, 80 and over,
pubmed-meshheading:9840025-Arterial Occlusive Diseases,
pubmed-meshheading:9840025-Circadian Rhythm,
pubmed-meshheading:9840025-Extremities,
pubmed-meshheading:9840025-Female,
pubmed-meshheading:9840025-Fibrinolysis,
pubmed-meshheading:9840025-Fourier Analysis,
pubmed-meshheading:9840025-Humans,
pubmed-meshheading:9840025-Ischemia,
pubmed-meshheading:9840025-Italy,
pubmed-meshheading:9840025-Male,
pubmed-meshheading:9840025-Regional Blood Flow,
pubmed-meshheading:9840025-Risk Factors
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pubmed:year |
1998
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pubmed:articleTitle |
Circadian variation in the onset of acute critical limb ischemia.
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pubmed:affiliation |
First Institute of Internal Medicine, Department of Clinical and Experimental Medicine, University of Ferrara, Italy. mfr@dns.unife.it
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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