Atypical desmoplastic small round cell tumor (DSRCT) mimicking muscle-invasive bladder cancer (MIBC) in a child: Surgical approach using ileal diversion

Figures

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  Fig. 1. Clinical and investigation summary during the first admission at our institution.

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  Fig. 2. (A) Abdominal MRI showing a large pelvic mass at initial evaluation. (B) Non-contrast abdominal CT scan (first evaluation), demonstrating bilateral hydronephrosis. (C) Follow-up contrast-enhanced abdominal CT scan showing multiple lobulated masses with necrotic components.

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  Fig. 3. Schematic of the ileal conduit procedure. Modified from: Scherr DS, Barocas DA. Hinman's Atlas of Urologic Surgery (2012), pp. 615-627, and intraoperative documentation, Tarakan General Hospital, 2025.

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  Fig. 4. Histopathology and Immunohistochemistry (IHC). (A) Histology of tumor with HE stains. (B) Immunohistochemistry.

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  Fig. 5. Timeline and outcomes post discharged.