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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1982-5-21
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pubmed:abstractText |
The mechanisms of oedema in cor pulmonale remain unexplained. On the basis of a small number of studies, cor pulmonale is not caused by cardiac muscle failure, at least in early oedematous phases. Progressive and persistent elevation of pulmonary vascular resistance may exceed the pumping capacity of the right ventricle in later stages. Alternative explanations for the sharp fall in renal blood flow as oedema appears should be sought. The renin-angiotensin-aldosterone system seems causally related to oedema. The curious position of hypercapnia remains an enigma. Surprisingly few studies of hypercapnia, renal blood flow and renal hormones are reported. Redistribution of body water from intracellular to the extracellular space may be in part due to the need to buffer extracellular respiratory acidosis caused by hypercapnia. It provides an explanation for one form of hypercapnic oedema. Cyclical loss and gain of tissue mass seems more evident in cor pulmonale than ischaemic or valvular heart failure.
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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 |
Mar
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pubmed:issn |
0143-5221
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
62
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
255-9
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pubmed:dateRevised |
2007-11-15
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pubmed:meshHeading |
pubmed-meshheading:7037267-Animals,
pubmed-meshheading:7037267-Body Weight,
pubmed-meshheading:7037267-Cattle,
pubmed-meshheading:7037267-Dogs,
pubmed-meshheading:7037267-Edema, Cardiac,
pubmed-meshheading:7037267-Heart Failure,
pubmed-meshheading:7037267-Heart Ventricles,
pubmed-meshheading:7037267-Humans,
pubmed-meshheading:7037267-Hypercapnia,
pubmed-meshheading:7037267-Kidney,
pubmed-meshheading:7037267-Male,
pubmed-meshheading:7037267-Middle Aged,
pubmed-meshheading:7037267-Pulmonary Heart Disease,
pubmed-meshheading:7037267-Regional Blood Flow,
pubmed-meshheading:7037267-Renin-Angiotensin System
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pubmed:year |
1982
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pubmed:articleTitle |
Oedema in cor pulmonale.
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pubmed:publicationType |
Journal Article,
Review
|