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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1991-6-26
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pubmed:abstractText |
We selected a population of 20 patients with atherosclerotic disease, submitted to implantation of aorto-femoral bypass graft. These patients were studied by MRI with T1- and T2-weighted sequences (w.s.) using a 0.5 T superconductive magnet. Investigation was performed at 1 wk, 1, 3, and 6 mo after dacron implantation, to evaluate the normal evolution of hematoma and the potential development of complications. At the first week examination, hematoma presented medium signal intensity on T1 w.s. and high signal intensity on T2 w.s.; at 1 mo control the amount of hematoma was slightly reduced and we found persistence of high signal intensity on T2 w.s.; progressive reduction of size and signal intensity on T2 w.s. was noted at 3 mo control, in patients operated for peripheral vascular disease; on the other hand we found persistence of high signal intensity in T2 w.s. in patients treated for abdominal aortic aneurysms; only after 6 mo it was evident in all patients fibrotic evolution of the collection and low signal intensity in both T1 and T2 w.s. Thus, MRI study was useful in the evaluation of patency, morphology, and in detection of intraluminal thrombosis, but also in the characterization of periprosthetic hematoma.
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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:issn |
0730-725X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
9
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
247-53
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pubmed:dateRevised |
2004-11-17
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pubmed:meshHeading |
pubmed-meshheading:2034058-Aged,
pubmed-meshheading:2034058-Aorta, Abdominal,
pubmed-meshheading:2034058-Aortic Aneurysm,
pubmed-meshheading:2034058-Arterial Occlusive Diseases,
pubmed-meshheading:2034058-Blood Vessel Prosthesis,
pubmed-meshheading:2034058-Female,
pubmed-meshheading:2034058-Femoral Artery,
pubmed-meshheading:2034058-Hematoma,
pubmed-meshheading:2034058-Humans,
pubmed-meshheading:2034058-Magnetic Resonance Imaging,
pubmed-meshheading:2034058-Male,
pubmed-meshheading:2034058-Middle Aged,
pubmed-meshheading:2034058-Postoperative Complications
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pubmed:year |
1991
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pubmed:articleTitle |
Evaluation of hematoma by MRI in follow-up of aorto-femoral bypass.
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pubmed:affiliation |
Department of Radiology, University of L'Aquila, Italy.
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pubmed:publicationType |
Journal Article
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