A 10 years boy presented with Cola coloured urine, oliguria for 3 days, facial puffiness, edema and hypeension. Urine albumin is positive and C3 levels are reduced. BP is 130/80. He had skin infection two weeks back. Which of the following is true about this condition?
Renal biopsy is required in all cases C3 levels return to normal in 6-8 weeks Cyclosporine is the treatment of choice Most common age group involved is 1-4 years