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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
5
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pubmed:dateCreated |
1991-2-5
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pubmed:abstractText |
Intramuscular hemorrhage was induced by injecting autologous blood into the paraspinal muscle of 8 rabbits. In order to evaluate the time-dependent changes of hemorrhage observed on MRI, the animals were imaged at different stages of blood resolution at 0.02 tesla (T), and control examined with ultrasound using a 7.5 MHz linear transducer. Six inversion recovery sequences (TR = 1,000 ms. TE = 30 ms, and TI = 18, 48, 148, 201, 302, and 398 ms) were used for the in vivo calculation of T1 relaxation times. IR 1,000 (398)/30 imaging was performed before and after the Gd-DOTA administration. The hemorrhage was evident on MR images throughout the study, especially on the T2 weighted (SE 1,000/100) images. MRI showed the healing lesion longer than ultrasound. The T1 relaxation time increased during the time of resolution. Lesions on days 4 to 7 enhanced in intensity after the injection of Gd-DOTA.
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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 |
Sep
|
pubmed:issn |
0284-1851
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
31
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
|
pubmed:pagination |
455-8
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2261289-Animals,
pubmed-meshheading:2261289-Hemorrhage,
pubmed-meshheading:2261289-Heterocyclic Compounds,
pubmed-meshheading:2261289-Magnetic Resonance Imaging,
pubmed-meshheading:2261289-Muscular Diseases,
pubmed-meshheading:2261289-Organometallic Compounds,
pubmed-meshheading:2261289-Rabbits,
pubmed-meshheading:2261289-Radiographic Image Enhancement
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pubmed:year |
1990
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pubmed:articleTitle |
MR imaging of experimental intramuscular hemorrhage at 0.02 T. Contrast enhancement with Gd-DOTA.
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pubmed:affiliation |
Department of Diagnostic Radiology, University of Turku, Finland.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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