First report of a primitive neuroectodermal tumor of the bladder in a newborn

Orbegoso-Celis, L.; Bernuy-Guerrero, R.; Imán-Izquierdo, F.; Alfaro-Lujan, L.; Barreto Espinoza, L.; Silva-Caso, W. · Universidad Peruana de Ciencias Aplicadas (UPC) (2021) · DOI: 10.1016/j.eucr.2020.101458

Resumen

Primitive neuroectodermal tumor (PNET) is part of the Ewing sarcoma family of tumors. The present case reports a primitive neuroectodermal tumor (PNET) of rare location in the bladder in a newborn. It was evaluated with prenatal ultrasound and postnatal tomography that revealed a mass in the posterior wall of the bladder. The patient underwent partial cystectomy with subsequent analysis of the surgical piece removed, the histopathological study indicated a tumor of mesenchymal origin, and immunohistochemical staining confirmed the diagnosis of PNET of the bladder. Satisfactory result and short-term follow-up.

Instituciones: Universidad Peruana de Ciencias Aplicadas