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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
|
pubmed:dateCreated |
1994-7-18
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pubmed:abstractText |
Color parameters were measured on 50 psoriatic plaques in 10 patients, after scoring the amount of scales on them by inspection, with a narrow-band reflectance spectrophotometer (erythema/melanin index expression) and tristimulus colorimeter (CIE L*a*b* expression). Both erythema index a* (redness) were highest in the group of erythematous plaque with little scale (twice as high as in controls) and decreased significantly as the plaques were covered with thicker scale, while L* (brightness) changed in just the opposite fashion of a*. These portable 'color indicators' can be utilized to express the appearance of psoriatic plaques quantitatively, especially the extent of erythema and the amount of the scale on it.
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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:issn |
1011-0283
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
7
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
145-50
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pubmed:dateRevised |
2006-11-15
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pubmed:meshHeading |
pubmed-meshheading:8003336-Adult,
pubmed-meshheading:8003336-Aged,
pubmed-meshheading:8003336-Color,
pubmed-meshheading:8003336-Colorimetry,
pubmed-meshheading:8003336-Female,
pubmed-meshheading:8003336-Humans,
pubmed-meshheading:8003336-Male,
pubmed-meshheading:8003336-Middle Aged,
pubmed-meshheading:8003336-Psoriasis,
pubmed-meshheading:8003336-Skin,
pubmed-meshheading:8003336-Spectrophotometry
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pubmed:year |
1994
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pubmed:articleTitle |
Measurement of color parameters of psoriatic plaques by narrow-band reflectance spectrophotometry and tristimulus colorimetry.
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pubmed:affiliation |
Department of Dermatology, School of Medicine, University of Tokushima, Japan.
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pubmed:publicationType |
Journal Article,
Research Support, Non-U.S. Gov't
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