Evidence map›Paper›PMID 27409525›Full record

ArticlePediatric blood & cancer2016

Patients with retinoblastoma and chromosome 13q deletions have increased chemotherapy-related toxicities.

Rachel C Brennan, Ibrahim Qaddoumi, Catherine A Billups, Tracy Kaluzny, Wayne L Furman, Matthew W Wilson

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Article in Pediatric blood & cancer, 2016. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 5 papers.

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5citing papers in PubMed
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3 · Its place in the literature

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5 citing papers in PubMed.

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4 · The record

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5 · Who and what money

Authors and funding

6 authors.

Rachel C BrennanDivision of Solid Tumor, Department of Oncology, St. Jude Children's Research Hospital, Memphis, Tennessee. Rachel.brennan@stjude.org.
Ibrahim QaddoumiDivision of Solid Tumor, Department of Oncology, St. Jude Children's Research Hospital, Memphis, Tennessee.
Catherine A BillupsDepartment of Biostatistics, St. Jude Children's Research Hospital, Memphis, Tennessee.
Tracy KaluznyDepartment of Surgery, St. Jude Children's Research Hospital, Memphis, Tennessee.
Wayne L FurmanDivision of Solid Tumor, Department of Oncology, St. Jude Children's Research Hospital, Memphis, Tennessee.
Matthew W WilsonDepartment of Surgery, St. Jude Children's Research Hospital, Memphis, Tennessee.

Funding

Viral Vector Technology (VVTSR)P30CA021765 · NCI · ST. JUDE CHILDREN'S RESEARCH HOSPITAL · PI CHARLES ROBERTS · 1985 to 2026
$166.9M
XENOGRAFT STUDIESP01CA023099 · NCI · ST. JUDE CHILDREN'S RESEARCH HOSPITAL · PI HOUGHTON, PETER J · 1985 to 2011
$22.4M
NCI NIH HHS P01 CA023099NCI NIH HHS P30 CA021765
6 · The paper itself

Abstract

backgroundA total of 5-10% of patients with retinoblastoma (RB) harbor deletion of the long arm (q) chromosome 13 (13q-). The treatment-related toxicities in this population have not been described.

methodsSixty-eight RB patients on a single institutional protocol (RET5) from 2005 to 2010 were reviewed. Genetic screening identified 11 patients (seven female) with 13q-. Patients with early (Reese-Ellsworth [R-E] group I-III) disease (6/23 with 13q-) received eight courses of vincristine/carboplatin (VC). Patients with advanced (R-E group IV-V) bilateral disease (2/27 with 13q-) received two courses of vincristine/topotecan (VT) followed by nine courses of alternating VT/VC. Patients undergoing upfront enucleation received histopathology-based chemotherapy: intermediate risk (2/8 with 13q-) or high risk (1/10 with 13q-). Dose reductions were mandated for >7 day delay in two consecutive courses following hematologic toxicity. Grades 3 and 4 hematologic, infectious, and gastrointestinal toxicities were compared between RET5 patients with and without 13q-.

resultsDemographics were similar between groups. When present, prolonged neutropenia (median 7 days, range 0-14 days) delayed chemotherapy and resulted in more frequent dose reductions among 13q- patients (5/11) than non-13q- patients (4/57) (P < 0.01). GI toxicity was similar between groups (5/11 13q- vs. 13/57 non-13q-; P = 0.14), but halted chemotherapy in one 13q- patient. Infectious complications and disease outcomes were similar between groups. At follow-up, all patients are alive (median 6.1 years, range 7.6 months-9.5 years).

conclusions13q- RB patients had a higher incidence of neutropenia requiring chemotherapy dose reductions, but did not have increased treatment failure.

Indexed as

AdolescentAdultAgedAntineoplastic Combined Chemotherapy ProtocolsChildChild, PreschoolChromosome DeletionChromosome DisordersChromosomes, Human, Pair 13FemaleHumansInfantMaleMiddle AgedRetinal NeoplasmsRetinoblastoma13q-13q deletion syndromechemotherapy-related toxicityneutropeniaretinoblastoma

Identifiers

PMID27409525
PMCPMC5683082

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