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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
1
pubmed:dateCreated
2010-7-28
pubmed:abstractText
A high absolute lymphocyte count (ALC) at diagnosis is known as a surrogate marker of favorable prognosis in newly diagnosed multiple myeloma (MM). Recent studies showed tumor sensitization and enhanced cytotoxicity of bortezomib. We hypothesized that a high ALC before bortezomib treatment would contribute to tumor sensitization and activated cytotoxicity of bortezomib in relapsed MM. Ninety-seven relapsed MM patients who underwent bortezomib-dexamethasone (Vel-Dex) therapy were analyzed. Median follow-up duration was 21 months and median age was 61 years. Complete response (CR) and very good partial response (VGPR) after 2 cycles of Vel-Dex therapy were higher in the high-ALC group (>or=1.1 x 10(9)/l) (CR + VGPR 50.0% in the high-ALC group vs. 10.4% in the low-ALC group, p = 0.001), and stable disease (SD) rate was lower in the high-ALC group (SD 11.8% in the high-ALC group vs. 44.8% in the low-ALC group, p < 0.001). In the univariate analysis, the low-ALC group before therapy was associated with shorter progression-free survival (PFS) [hazard ratio (HR), 2.780; 95% confidence interval (95% CI) 1.703-4.536, p < 0.001]. Multivariate analysis revealed that a low ALC represented an independent predictive factor for PFS (HR 1.937, 95% CI 1.168-3.212, p = 0.010). A low ALC just before Vel-Dex therapy was associated with a poor prognosis in relapsed MM.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:chemical
pubmed:status
MEDLINE
pubmed:issn
1421-9662
pubmed:author
pubmed:copyrightInfo
Copyright 2010 S. Karger AG, Basel.
pubmed:issnType
Electronic
pubmed:volume
124
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
34-9
pubmed:meshHeading
pubmed-meshheading:20606414-Adult, pubmed-meshheading:20606414-Aged, pubmed-meshheading:20606414-Aged, 80 and over, pubmed-meshheading:20606414-Antineoplastic Combined Chemotherapy Protocols, pubmed-meshheading:20606414-Boronic Acids, pubmed-meshheading:20606414-Dexamethasone, pubmed-meshheading:20606414-Disease-Free Survival, pubmed-meshheading:20606414-Female, pubmed-meshheading:20606414-Humans, pubmed-meshheading:20606414-Lymphocyte Count, pubmed-meshheading:20606414-Lymphocytes, pubmed-meshheading:20606414-Male, pubmed-meshheading:20606414-Middle Aged, pubmed-meshheading:20606414-Multiple Myeloma, pubmed-meshheading:20606414-Predictive Value of Tests, pubmed-meshheading:20606414-Prognosis, pubmed-meshheading:20606414-Pyrazines, pubmed-meshheading:20606414-Recurrence, pubmed-meshheading:20606414-Remission Induction, pubmed-meshheading:20606414-Salvage Therapy
pubmed:year
2010
pubmed:articleTitle
Clinical value of absolute lymphocyte counts before bortezomib-dexamethasone therapy in relapsed multiple myeloma patients.
pubmed:affiliation
Departments of Hematology-Oncology, Busan National Cancer Center, Pusan National University Hospital Medical Research Institute, Seo-gu, Busan, Republic of Korea.
pubmed:publicationType
Journal Article