False-positive magnetic resonance imaging findings in follow-up of pediatric patients with tumors of the central nervous system

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Why is it important?

Case series to exemplify that not everything that enhances on brain or spine magnetic resonance imaging is viable tumor, and a biopsy should always be considered in the decision-making process in evaluation of potentially recurrent central nervous system tumors in pediatric patients. A step-wise approach for such challenging cases is presented in this article.