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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
3
pubmed:dateCreated
2011-1-31
pubmed:abstractText
The increased chemosensitivity of oligodendroglial tumours has been associated with loss of heterozygosity (LOH) of the p arm of chromosome 1 and the q arm of chromosome 19 (LOH 1p/19q). Other clinical and molecular factors have also been identified as being prognostic and predictive of treatment outcome. We reviewed 105 patients with oligodendroglioma treated at a single centre over 20 years. Median survival in oligodendroglioma patients with LOH 1p/19q was significantly longer (10.9 vs. 2.0 years). In the anaplastic oligodendroglioma group, univariate analysis demonstrated decreased patient age, presentation with seizures, use of adjuvant chemotherapy and LOH 1p/19q as predictors of improved survival. Multivariate analysis confirmed LOH 1p/19q as a significant predictor of improved survival (hazard ratio, 3.4; p=0.015). Median survival in patients with anaplastic oligodendroglioma with LOH 1p/19q was 15.4 years vs. 1.2 years for those without LOH 1p/19q. This study confirms the utility of LOH 1p/19q as a prognostic marker in oligodendroglioma.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:month
Mar
pubmed:issn
1532-2653
pubmed:author
pubmed:copyrightInfo
Copyright © 2010 Elsevier Ltd. All rights reserved.
pubmed:issnType
Electronic
pubmed:volume
18
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
329-33
pubmed:meshHeading
pubmed-meshheading:21247767-Adult, pubmed-meshheading:21247767-Aged, pubmed-meshheading:21247767-Brain Neoplasms, pubmed-meshheading:21247767-Chemotherapy, Adjuvant, pubmed-meshheading:21247767-Chromosomes, Human, Pair 1, pubmed-meshheading:21247767-Chromosomes, Human, Pair 19, pubmed-meshheading:21247767-Drug Resistance, Neoplasm, pubmed-meshheading:21247767-Female, pubmed-meshheading:21247767-Humans, pubmed-meshheading:21247767-Immunohistochemistry, pubmed-meshheading:21247767-Kaplan-Meier Estimate, pubmed-meshheading:21247767-Loss of Heterozygosity, pubmed-meshheading:21247767-Male, pubmed-meshheading:21247767-Middle Aged, pubmed-meshheading:21247767-Oligodendroglioma, pubmed-meshheading:21247767-Prognosis, pubmed-meshheading:21247767-Proportional Hazards Models, pubmed-meshheading:21247767-Tumor Suppressor Protein p53, pubmed-meshheading:21247767-Young Adult
pubmed:year
2011
pubmed:articleTitle
The impact of molecular and clinical factors on patient outcome in oligodendroglioma from 20 years' experience at a single centre.
pubmed:affiliation
Cerebral Tumour Research Laboratory, Hormones and Cancer Group, Kolling Institute of Medical Research, Royal North Shore Hospital, Pacific Highway, St Leonards, New South Wales, Australia. jparkinson@med.usyd.edu.au
pubmed:publicationType
Journal Article