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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
1979-10-26
pubmed:abstractText
Urinary lactic dehydrogenase (LDH) activity and isozyme pattern were investigated in 38 patients with bladder tumors of various stages and grades and in 10 healthy persons. Urinary LDH activity was markedly elevated and directly correlated with histologic stage and grade of tumors. The urinary LDH isozyme pattern differed significantly from that of normal urine even in early and well-differentiated tumor cases. LDH4 and LDH5 became more prominent as the degree of the histologic stage and grade of the tumor increased. In the patients with tumors more advanced than stage T2, LDH4 and LDH5 were greater than LDH1 plus LDH2, the reverse of what is found in normal urine. As analogous result was obtained in patients with tumors of grade II or higher. No appreciable difference was found in the LDH isozyme pattern of patients with single or multiple tumors although the total activity was greater with multiple tumors. A comparison between LDH isozyme pattern in urine and in tumor tissue was evaluated in 26 patients with a good correlation (r = 0.40, P less than 0.05). Comparison of the results with urine LDH and urine cytology was attempted for each stage and grade. In 5 of 16 cases having negative urine cytology, a positive isozyme index was present and 10 of 13 cases having positive urine cytology had a positive isozyme index. These data suggest that evaluation of urinary LDH combined with urinary cytology might be of value in the diagnosis of bladder tumors and for following patients who have had bladder tumors.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Sep
pubmed:issn
0021-0005
pubmed:author
pubmed:issnType
Print
pubmed:volume
17
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
120-4
pubmed:dateRevised
2006-11-15
pubmed:meshHeading
pubmed:year
1979
pubmed:articleTitle
Studies on lactic dehydrogenase of patients with urinary bladder tumors. I. Urinary lactic dehydrogenase.
pubmed:publicationType
Journal Article