[Access to pediatric cancer care in Brazil: mapping origin-destination flows].

Objective: To analyze fl ows of travel between place of residence and health care services by children and adolescents with cancer.

Methods: The flows of travel between place of residence and the health care service for children and adolescents receiving care in Brazil's Unifi ed Health System (SUS) were monitored between 2000 and 2007. The unit of analysis was the health care district.

Childhood cancer and pediatric oncologic care in Brazil: access and equity.

Cancer in children and adolescents is rare and highly curable if treatment is started early, yet it is still the main cause of death from disease in this age group. The aim of this study is to discuss access to health services for cancer patients under 19 years of age in Brazil, mapping deaths and treatment modalities in the Brazilian Unified National Health System (SUS). Data from 2000 to 2007 were analyzed according to health regions.

Lack of prognostic significance of survivin in pediatric medulloblastoma.

Medulloblastoma (MDB) is the most common malignant cerebellar tumor in children. Because of the significant rate of mortality and treatment-related morbidity, the identification of prognostic factors could lead to a more accurate selection of patients who can benefit from a less aggressive therapy and improve risk stratification. Survivin is an inhibitor of apoptosis protein (IAP), the expression of which has been associated with worse prognosis in MDB.

[Prognosis for patients with unilateral Wilms' tumor in Rio de Janeiro, Brazil, 1990-2000].

Objective: To analyze the survival and the main prognostic factors among patients with unilateral Wilms' tumor patients.

Methods: The study cohort included 132 patients with unilateral Wilms' tumor aged under 15 years, who were enrolled in a pediatric oncology service. Survival curves were calculated using the Kaplan-Meier method and the prognostic factors were analyzed using the Cox proportional hazards model.