Received: 4 April 2018
Accepted: 17 January 2019
First Online: 10 March 2019
Ethics approval and consent to participate
: This study was submitted to the Ethics and Research Committee of São Paulo Federal University (subscription number: 1.163.762) and the Scientific Committee of Instituto de Oncologia Pediátrica (subscription number: IOP-017/2015). The study was approved and the need of patient’s consent was waived, since it is a retrospective study based on medical records.
: Written informed was obtained from the patient’s legal guardian for publication of this case report and any accompanying images. A copy of the written consent is available for review by the Editor-in-Chief of this journal.
: The authors declare that they have no competing interests.
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