Surgery Kidney & Ureturs 14388619 Following is true about Wilm's tumor, except: A May present with an abdominal lump B It is most common renal neoplasm in children C It is always unilateral D Responds well to chemotherapy High-Yield Explanation Ans. (c) It is always unilateralRef: Campbell Urology 11th Edition, Page 3568* Wilm's Tumor presents with both unilateral and bilateral tumor.