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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
4
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pubmed:dateCreated |
1988-9-22
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pubmed:abstractText |
During routine autopsies in 11 cadavers, the intact dural sac, including its nerve roots, was circumferentially constricted by a clamp while the pressure under the clamp among the nerve roots was recorded simultaneously. The first sign of a pressure increase--the critical size--occurred at a cross-sectional area of the cauda equina of 77 +/- 13 mm2. To achieve a pressure increase of 50 mm Hg, the cross-sectional area of the cauda equina had to be further constricted at an average of 19 +/- 8%. The corresponding constriction needed to achieve a pressure of 100 mm Hg was 26 +/- 8%. The results indicated that constriction of the cauda equina to a size less than 75 mm2 probably will affect the normal function of the nerve roots of the cauda.
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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 |
Apr
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pubmed:issn |
0362-2436
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
13
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
385-8
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pubmed:dateRevised |
2009-7-9
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pubmed:meshHeading |
pubmed-meshheading:3406845-Aged,
pubmed-meshheading:3406845-Cadaver,
pubmed-meshheading:3406845-Cauda Equina,
pubmed-meshheading:3406845-Constriction,
pubmed-meshheading:3406845-Female,
pubmed-meshheading:3406845-Humans,
pubmed-meshheading:3406845-Male,
pubmed-meshheading:3406845-Nerve Compression Syndromes,
pubmed-meshheading:3406845-Pressure,
pubmed-meshheading:3406845-Spinal Stenosis
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pubmed:year |
1988
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pubmed:articleTitle |
Pressure changes following constriction of the cauda equina. An experimental study in situ.
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pubmed:affiliation |
Department of Orthopaedics, Sahlgren Hospital, Gothenburg University, Sweden.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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