Most common manifestation of Wilm&;s tumour is ________

In Wilms tumor,most patients present with an asymptomatic abdominal mass detected by parents or physician during routine examination.Features at diagnosis include hematuria(10 25%),hypeension(25%),abdominal pain(30%),fever(20%),anorexia and vomiting. Reference:Essential pediatrics-Ghai,8th edition,page no:618.