This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: Neoplasms of the Kidney, Subject name: Pediatrics
Most common presentation of wilm's tumor - 
Select and explain. 
A. Hematuria, B. Asymptomatic abdominal mass, C. Abdominal pain, D. Headache
B: Asymptomatic abdominal mass
Answer: B: Asymptomatic abdominal mass 
Explanation: Ans. is 'b' i.e., Asymptomatic abdominal massWilm's tumor (Nephroblastoma)o Most common malignant tumor of kidney, o 80% of tumor present below 5 year of age.Presentiono Asymptomatic abdominal mass(M.C.).o Haematuria (10-25%).o Hypertension (25%).o Abdominal pain (30%).o Fever (20%).