This is a real-world medical entrance exam question, please give the true answer based on the question and selection. Topic name: None, Subject name: Pediatrics
Most common presentation of a child with Wilm's tumour is 
Select and explain. 
A. Hematuria, B. Hypertension, C. Asymptomatic abdominal mass, D. Abdominal pain
C: Asymptomatic abdominal mass
Answer: C: Asymptomatic abdominal mass 
Explanation: Most common initial clinical presentation for Wilm's tumour is incidental discovery of Asymptomatic abdominal mass by parents while bathing an affected child or by physician during routine physical examination.