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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
3
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pubmed:dateCreated |
1990-9-13
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pubmed:abstractText |
Porphyria cutanea tarda-like blistering, fragility, and scarring of light-exposed skin was observed in four children with the Alagille syndrome. Abnormally elevated levels of serum porphyrins, of which coproporphyrin isomers I and III together accounted for 50%-89% of the total, were found in these four children but also in three other children with the Alagille syndrome without such skin lesions. The ratio for isomer I to III for total serum coproporphyrin concentration was determined in six cases; the concentration of isomer I was greater than or equal to that of isomer III in each case. Urinary total porphyrin excretion was found to be elevated in six of the seven cases, with 72% +/- 8% occurring as coproporphyrins I and III. The ratio for urinary coproporphyrin I to III was greater than or equal to 1 in six of these patients, the reverse of the typical normal isomer distribution. Inasmuch as the presence or absence of photocutaneous lesions did not correlate with levels of porphyrins in serum or urine, other factors may be involved in the pathogenesis of the skin lesions.
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pubmed:grant | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
AIM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Sep
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pubmed:issn |
0016-5085
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
99
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
831-5
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pubmed:dateRevised |
2007-11-14
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pubmed:meshHeading |
pubmed-meshheading:2379786-Adolescent,
pubmed-meshheading:2379786-Adult,
pubmed-meshheading:2379786-Child,
pubmed-meshheading:2379786-Child, Preschool,
pubmed-meshheading:2379786-Cholestasis, Intrahepatic,
pubmed-meshheading:2379786-Chronic Disease,
pubmed-meshheading:2379786-Coproporphyrins,
pubmed-meshheading:2379786-Female,
pubmed-meshheading:2379786-Humans,
pubmed-meshheading:2379786-Isomerism,
pubmed-meshheading:2379786-Male,
pubmed-meshheading:2379786-Photosensitivity Disorders,
pubmed-meshheading:2379786-Porphyrins,
pubmed-meshheading:2379786-Syndrome
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pubmed:year |
1990
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pubmed:articleTitle |
Cutaneous photosensitivity and coproporphyrin abnormalities in the Alagille syndrome.
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pubmed:affiliation |
Department of Dermatology, New York Medical College, Valhalla.
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pubmed:publicationType |
Journal Article,
Research Support, U.S. Gov't, P.H.S.
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