https://osf.io/6whsz/

Objective: This scoping review aims to map the dietary and nutritional risk factors that in-creasetheriskofrecurrenceoranewprimarytumorinsurvivorsofpediatricandado-lescent cancer. Introduction: Pediatric and adolescent cancer survivors are more likely to recurrence or develop a new primary tumor. Diet and nutrition play a nessential role in favoring this scenario. Inclusion criteria: We will guide the research question by the PCC (population, concept, and context) strategy, adapted from the Joanna Briggs Institute (JBI) Manual. The population is survivors of pediatric and adolescent cancer, the concept is dietary and nutritional risk factors, and the context is recurrence or new primary tumors. Wewill include cohort and case-control studies. Methods: We will conduct a scoping review following the PRISMA-ScR checklist using the ayyansoftwareandMicrosoftExcel.WewillincludestudiespublishedinPubmed/Medline and Embase with no publication year or language restriction