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ABSTRACT: Background
Infants diagnosed with stage 4 s neuroblastoma commonly experience spontaneous disease regression, with few succumbing without response to therapy. We analyzed a large cohort of such infants enrolled in the Italian Neuroblastoma Registry to detect changes over time in presenting features, treatment and outcome.Methods
Of 3355 subjects aged 0-18 years with previously untreated neuroblastoma diagnosed between 1979 and 2013, a total of 280 infants (8.3%) had stage 4 s characteristics, 268 of whom were eligible for analyses. Three treatment eras were identified on the basis of based diagnostic and chemotherapy adopted. Group 1 patients received upfront chemotherapy; Group 2 and 3 patients underwent observation in the absence of life-threatening symptoms (LTS), except for Group 3 patients with amplified MYCN gene, who received more aggressive therapy.Results
The three groups were comparable, with few exceptions. Ten-year overall survival significantly increased from 76.9 to 89.7% and was worse for male gender, age 0-29 days and presence of selected LTS on diagnosis, elevated LDH, and abnormal biologic features. Infants who underwent primary resection ± chemotherapy did significantly better. On multivariate analysis, treatment eras and the association of hepatomegaly to dyspnea were independently associated with worse outcome.Conclusions
Our data confirm that stage 4 s neuroblastoma is curable in nearly 90% of cases. Hepatomegaly associated to dyspnea was the most important independent risk factor. The cure rate could be further increased through timely identification of patients at risk who might benefit from surgical techniques, such as intra-arterial chemoembolization and/or liver transplantation, which must be carried out in institutions with specific expertise.
SUBMITTER: De Bernardi B
PROVIDER: S-EPMC6329141 | biostudies-literature | 2019 Jan
REPOSITORIES: biostudies-literature

De Bernardi Bruno B Di Cataldo Andrea A Garaventa Alberto A Massirio Paolo P Viscardi Elisabetta E Podda Marta Giorgia MG Castellano Aurora A D'Angelo Paolo P Tirtei Elisa E Melchionda Fraia F Vetrella Simona S De Leonardis Francesco F D'Ippolito Carmelita C Tondo Annalisa A Nonnis Antonella A Erminio Giovanni G Gigliotti Anna Rita AR Mazzocco Katia K Haupt Riccardo R
Italian journal of pediatrics 20190111 1
<h4>Background</h4>Infants diagnosed with stage 4 s neuroblastoma commonly experience spontaneous disease regression, with few succumbing without response to therapy. We analyzed a large cohort of such infants enrolled in the Italian Neuroblastoma Registry to detect changes over time in presenting features, treatment and outcome.<h4>Methods</h4>Of 3355 subjects aged 0-18 years with previously untreated neuroblastoma diagnosed between 1979 and 2013, a total of 280 infants (8.3%) had stage 4 s cha ...[more]