Fig. 1From: A rare entity of Primary Ewing sarcoma in kidneyCT scan and three-dimensional imaging. Enhanced computed tomography (CT) revealed a hypoechoic mass about 18 cm × 14.5 cm × 14 cm arising from the left renal. a Cross-section. The black arrows represent the enhanced solid tumors and the white arrows represent non-enhanced tumor necrosis components. b Angiography of bilateral renal. c Three-dimensional imaging of the neoplasmBack to article page