Publications by authors named "Marco Vajna De Pava"

Objectives: Major studies have defined clinical rules to regulate the use of computed tomography in children after head trauma. Infants younger than 3 months are considered at higher risk of brain injuries than older children and at the same time at higher risk of radiation-induced damage. Hence, it would be desirable to have clinical decision rules more adapted to this subset of patients.

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Aim: Validated clinical decision rules on neuroimaging are not available for children who are evaluated more than 24 h after a minor head trauma. We compared clinically important traumatic brain injuries in children who presented with a minor head trauma within or after 24 h.

Methods: This was a retrospective analysis of patients aged 0-17 years, who were evaluated for minor head traumas by five paediatric emergency departments in Northern Italy between January 2019 and June 2020.

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Objective: To describe a series of cutaneous melanoma in children collected by the Italian Rare Tumors in Pediatric Age project.

Study Design: From 2000 to 2012, 54 patients younger than 18 years of age were prospectively registered and treated at 12 Italian pediatric centers on the basis of the same diagnostic/therapeutic recommendations and with the same forms to record clinical data.

Results: Considering the estimated annual incidence in Italy, the registered cases accounted for 30% of those expected in children and 10% of adolescents.

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Background: A protocol for the intensive treatment of non-cerebellar PNET (CNS-PNET) combining chemotherapy and radiotherapy was launched in 2000. Efforts were subsequently made to improve the prognosis and to de-escalate the treatment for selected patient groups.

Procedure: Twenty-eight consecutive patients were enrolled for a high-dose drug schedule (methotrexate, etoposide, cyclophosphamide, and carboplatin ± vincristine), followed by hyperfractionated accelerated CSI (HART-CSI) at total doses of 31-39 Gy, depending on the patient's age, with two high-dose thiotepa courses following CSI.

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Purpose: We retrospectively report strategies used for medulloblastoma patients progressing after craniospinal irradiation where we aimed for: symptom control, a satisfactory quality of life, accrual in phase 1-2 trials, when available, and the first two conditions could no longer be satisfied by already experienced second-line strategies.

Methods: Surgery was used in cases of doubtful relapse or when only one site was affected. Radiotherapy was given whenever possible, especially to relieve symptoms.

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Pediatric fibroblastic-myofibroblastic tumors of intermediate prognosis are locally aggressive tumors that rarely metastasize. They are potentially curable, but managing them is often a challenge in terms of their correct diagnosis and appropriate treatment. This paper reviews the most recent biological findings and latest novelties in the multidisciplinary treatment of childhood desmoid-type fibromatoses, infantile fibrosarcoma and inflammatory myofibroblastic tumor.

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Background: The awareness that adolescents can have cancer is probably insufficient, not only among teenagers and their families, but also among physicians, and adolescent patients are reportedly often referred to qualified cancer institutes after a considerable delay.

Procedure: A prospective series of 425 patients (28% of them adolescents) with solid tumors was analyzed to investigate the correlation between symptom interval and age, and the different contributions to symptom interval in terms of the time from symptom onset to the first contact with a doctor (patient delay), referral to the oncologist (referral delay), and final diagnosis (oncologist delay).

Results: The median symptom interval was 47 days for 0 to 14-year-old patients and 137 for those ≥15 years (P < 0.

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Synovial sarcoma and rhabdomyosarcoma are two high-grade soft tissue sarcoma subtypes that occur in adolescents and young adults. Managing these malignancies in patients in this age bracket poses various clinical problems, partly because different therapeutic approaches are sometimes adopted by pediatric and adult oncologists, even though they are dealing with the same condition. In this review, the doubts concerning how best to manage soft tissue sarcomas in patients between pediatric and adult ages lead up to a more general discussion of the issue of access to optimal cancer services for adolescents and young adults - a subset of patients acknowledged as being under-represented in clinical trials on therapies that may improve their outcome.

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This paper reports on two cases of adolescents with paratesticular embryonal rhabdomyosarcoma completely resected at diagnosis (a pediatric disease potentially curable in more than 90% of cases) and treated at adult facilities with a strategy used for adult soft tissue sarcomas. The final outcome of the two patients was dismal after they received a treatment inconsistent with pediatric protocols. The cases reported here give us a chance to turn the spotlight on a crucial issue-the referral of adolescents with pediatric-type tumors and their access to experienced centers and clinical trials.

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