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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
5
pubmed:dateCreated
1979-7-16
pubmed:abstractText
In seeking a sensitive indicator for quantitative assessment of hemolytic disease, we found a close dependence of red cell creatine level on cell age. Studies in 21 patients with steady-state hemolysis showed high correlation (r=0.89, p less than 0.001) between reticulocyte counts and red cell creatine levels. Excluding elevation of the creatine level as a variable epiphenomenon of increased erythropoietic activity, density separation of normal red cells revealed distinctly higher creatine levels in younger cells. The reticulocyte counts and creatine levels as quantitative predictors of hemolytic processes were compared: in severe hemolytic anemias (T50Cr less than 11 days), erythrocyte survival (T50Cr) correlated well with creatine levels (r = -0.86, p less than 0.01) and, to a lesser degree, with reticulocyte counts (r = -0.72, p less than 0.05). In milder disease (T50Cr greater than 11 days), however, no correlation existed between reticulocyte counts and T50Cr, whereas the creating levels correlated closely with T50Cr (r = -0.84, p less than 0.001). Thus, on the basis of our regression equations, useful estimation of red cell survival may be obtained from single measurements of erythrocyte creatine.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
AIM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
May
pubmed:issn
0006-4971
pubmed:author
pubmed:issnType
Print
pubmed:volume
53
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
966-76
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1979
pubmed:articleTitle
Comparison of red cell creatine level and reticulocyte count in appraising the severity of hemolytic processes.
pubmed:publicationType
Journal Article, Comparative Study