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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
2
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pubmed:dateCreated |
1990-1-25
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pubmed:abstractText |
The assessment of left-right ductal shunting flow in 35 children with PDA by 2-DCE with 35 normal children as a control was shown in the study. A close relationship was demonstrated between the grade of the diastolic negative contrast at the distal ends of the pulmonary artery and Q p/Qs. The diastolic negative contrast effect of 2-DCE could be used as a new important index in the assessment of left-to-right ductal shunting flow. Four parameters which were closely correlated with Qp/Qs were selected from 8 parameters by the stepwise multilinear regression procedure. The 4 parameters were grade II DNCE, LVPWER, grade I DNCE, LADR. A regression equation which was capable of assessing Q p/Qs noninvasively in children with PDA was derived from the 4 parameters. The accuracy of calculation of Qp/Qs by the regression equation was 80%.
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pubmed:language |
chi
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Jun
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pubmed:issn |
0257-7712
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
20
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
190-3
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:2591932-Adolescent,
pubmed-meshheading:2591932-Blood Circulation,
pubmed-meshheading:2591932-Child,
pubmed-meshheading:2591932-Child, Preschool,
pubmed-meshheading:2591932-Ductus Arteriosus, Patent,
pubmed-meshheading:2591932-Echocardiography,
pubmed-meshheading:2591932-Female,
pubmed-meshheading:2591932-Humans,
pubmed-meshheading:2591932-Male,
pubmed-meshheading:2591932-Pulmonary Circulation
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pubmed:year |
1989
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pubmed:articleTitle |
[Quantification of pulmonary to systemic flow ratio (Qp/Qs) in children with patent ductus arteriosus by echocardiography].
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pubmed:publicationType |
Journal Article,
English Abstract
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