Mature cystic teratoma of renal pelvis: An unusual presentation at an uncommon site

We report a case of a young boy with a large, right-sided retroperitoneal cyst suspected as lymphangioma causing hydronephrosis. His renal pelvis was dilated, containing purulent fluid, and a nephrectomy was performed. Histopathology revealed a mature cystic teratoma of the renal pelvis.
Source: Journal of Indian Association of Pediatric Surgeons - Category: Surgery Authors: Source Type: research