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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
12
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pubmed:dateCreated |
1988-5-11
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pubmed:abstractText |
This study was undertaken to identify features of optic nerve head architecture that might explain, in part, why ganglion cell loss occurs in patients with low-tension glaucoma. We compared retrospectively the disc photographs of 25 patients with low-tension glaucoma with those of 26 control patients with typical open-angle glaucoma. No differences were observed in any of the following features: pore length, shape, or size variation; cup/disc and disc/arteriole ratio; clock positions of total rim loss; central retinal vessel entry site; rim pallor; number of rim-crossing vessels; and presence or absence of peripapillary nerve fiber layer hemorrhages, optic pits, and central retinal vessel canals. An hour-glass appearance of connective tissue bundles within the scleral lamina cribrosa, however, was present statistically less often in patients with low-tension glaucoma (p = 0.007). We speculate that the microscopic arrangement of fiber bundles within the lamina cribrosa may play an etiologic role in the pathogenesis of low-tension glaucoma.
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pubmed:grant | |
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 |
Dec
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pubmed:issn |
0022-023X
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
18
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
882-9
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:3444599-Adult,
pubmed-meshheading:3444599-Aged,
pubmed-meshheading:3444599-Aged, 80 and over,
pubmed-meshheading:3444599-Female,
pubmed-meshheading:3444599-Glaucoma,
pubmed-meshheading:3444599-Glaucoma, Open-Angle,
pubmed-meshheading:3444599-Humans,
pubmed-meshheading:3444599-Male,
pubmed-meshheading:3444599-Middle Aged,
pubmed-meshheading:3444599-Optic Disk,
pubmed-meshheading:3444599-Retrospective Studies
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pubmed:year |
1987
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pubmed:articleTitle |
Comparison of optic disc features in low-tension and typical open-angle glaucoma.
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pubmed:affiliation |
Wilmer Institute, Johns Hopkins Hospital, Baltimore, Maryland 21205.
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pubmed:publicationType |
Journal Article,
Comparative Study,
Research Support, U.S. Gov't, P.H.S.,
Research Support, Non-U.S. Gov't
|