J Pediatr Hematol Oncol
October 2018
Objective: To identify delays in the health care system experienced by children and adolescents and young adults (AYA; aged 0-29 years) with osteosarcoma and Ewing sarcoma using information from the Brazilian hospital-based cancer registries.
Methods: Patient data were extracted from 161 Brazilian hospital-based cancer registries between 2007 and 2011. Hospital, diagnosis, and treatment delays were analyzed in patients without a previous histopathological diagnosis.