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PredicateObject
rdf:type
lifeskim:mentions
pubmed:issue
2
pubmed:dateCreated
2010-2-10
pubmed:abstractText
We analyzed the long-term outcome of 4865 patients treated in Studies 82, 87, 88, 91 and 95 for childhood acute lymphoblastic leukemia (ALL) of the Italian Association of Pediatric Hematology and Oncology (AIEOP). Treatment was characterized by progressive intensification of systemic therapy and reduction of cranial radiotherapy. A progressive improvement of results with reduction of isolated central nervous system relapse rate was obtained. Ten-year event-free survival increased from 53% in Study 82 to 72% in Study 95, whereas survival improved from 64 to 82%. Since 1991, all patients were treated according to Berlin-Frankfurt-Muenster (BFM) ALL treatment strategy. In Study 91, reduced treatment intensity (25%) yielded inferior results, but intensification of maintenance with high-dose (HD)-L-asparaginase (randomized) allowed to compensate for this disadvantage; in high-risk patients (HR, 15%), substitution of intensive polychemotherapy blocks for conventional BFM backbone failed to improve results. A marked improvement of results was obtained in HR patients when conventional BFM therapy was intensified with three polychemotherapy blocks and double delayed intensification (Study 95). The introduction of minimal residual disease monitoring and evaluation of common randomized questions by AIEOP and BFM groups in the protocol AIEOP-BFM-ALL 2000 are expected to further ameliorate treatment of children with ALL.
pubmed:language
eng
pubmed:journal
pubmed:citationSubset
IM
pubmed:status
MEDLINE
pubmed:month
Feb
pubmed:issn
1476-5551
pubmed:author
pubmed:issnType
Electronic
pubmed:volume
24
pubmed:owner
NLM
pubmed:authorsComplete
Y
pubmed:pagination
255-64
pubmed:meshHeading
pubmed-meshheading:20016536-Adolescent, pubmed-meshheading:20016536-Antineoplastic Combined Chemotherapy Protocols, pubmed-meshheading:20016536-Child, pubmed-meshheading:20016536-Child, Preschool, pubmed-meshheading:20016536-Cranial Irradiation, pubmed-meshheading:20016536-Female, pubmed-meshheading:20016536-Follow-Up Studies, pubmed-meshheading:20016536-Hematology, pubmed-meshheading:20016536-Humans, pubmed-meshheading:20016536-Infant, pubmed-meshheading:20016536-Italy, pubmed-meshheading:20016536-Male, pubmed-meshheading:20016536-Medical Oncology, pubmed-meshheading:20016536-Precursor Cell Lymphoblastic Leukemia-Lymphoma, pubmed-meshheading:20016536-Prognosis, pubmed-meshheading:20016536-Remission Induction, pubmed-meshheading:20016536-Risk Factors, pubmed-meshheading:20016536-Survival Rate, pubmed-meshheading:20016536-Time Factors, pubmed-meshheading:20016536-Treatment Outcome
pubmed:year
2010
pubmed:articleTitle
Long-term results of the Italian Association of Pediatric Hematology and Oncology (AIEOP) Studies 82, 87, 88, 91 and 95 for childhood acute lymphoblastic leukemia.
pubmed:affiliation
Department of Pediatrics, University of Milano-Bicocca, Ospedale S. Gerardo, Monza, Italy. v.conter@hsgerardo.org
pubmed:publicationType
Journal Article, Clinical Trial, Research Support, Non-U.S. Gov't