There is well-defined relatively homogeneous soft tissue mass and the involving the posterior aspect of the upper pole of the right kidney reaching to the supra-hilar area. A tiny dot of calcification is seen at its posterior aspect. There an evidence of right renal pelvis invasion. The renal vessels are preserved. The reniform contour of the involved kidney was preserved. Another similar density and enhancement soft tissue mass is seen at right infra-hilar, which is highly suggestive of lymph node metastasis.
Unremarkable left kidney. Unremarkable liver, spleen and the pancreas. No ascites.
Renal cell carcinoma and lymphoma are to be considered more than the diagnosis of Wilms tumour.