Toddler with a large right abdominal mass Pediatric Imaging Surgical-Pathological-Clinical May 15, 2023April 25, 2023 Sectioned gross pathological image shows a large, heterogenous, round mass arising from the inferior pole of the right kidney. Note the claw sign of the renal parenchyma draped along the lateral margin of the mass. The diagnosis was Wilms tumor. Related Published May 15, 2023April 25, 2023