<prompt> The renal biopsy of a 6yearold boy with recurrent gross hematuria shows IgA nephropathy. The urinary protein excretion is 130 mgday. Which of the following is the most appropriate next step in the managementAdminister corticosteroidsGive AzathiopiineStart CyclosporineUrinary bag sample  <response>: TT of IgA nephropathyThere is no proven tit for IgA nephropathy.The primary tt is proper blood pressure control.The drugs which have been proved useful are:-i Fish oil It contains omega - 3 fatty acids.It is an anti-inflammatory agent and it prevents the rate of renal progression.ii Immunosuppressive therapy -It is done with corticosteroids with or without cytotoxic therapy.iii ACE inhibitors and Angiotensin II receptor antagonists -Their role in reducing proteinuria and retarding the rate of renal progression is still to be determined.iv Prophylactic antibiotics and tonsillectomy -It may reduce the frequency of gross hematuria but they have no effect on the progression of renal disease. 