Pediatric Radiology > Genitorinary > Tumors > Wilms versus Neuroblastoma

Wilms versus Neuroblastoma

Wilms Neuroblastoma Age Slightly older 1-5 years Slightly younger 2 months - 2 years Organ of origin Kidney Intrinsic mass effect on collecting system Adrenal Extrinsic mass effect on collecting system Calcifications 15% 85% Vascular Involvement Invades renal vein, IVC; displaces vessels Encases but does not invade or displace vessels Distant Spread Pulmonary, liver No skeletal Bone involvement

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