<prompt> The renal biopsy of a 6 years old 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 management:Administer corticosteroidsGive AzathioprineStart cyclosporineUrinary bag sample  <response>: a. Administer corticosteroidsRef: Nelsons 20e p 2497, Ghai 8e p 476Treatment of IgA nephropathy: The primary tt is proper BP control; Other drugs found useful are:Fish oil omega-3 fatty acids: An anti-inflammatory agent and it prevents the rate of renal progressionImmunosuppressive therapy: Done with corticosteroids with or without cytotoxic therapyACE inhibitors and Angiotensin II receptor antagonists: role in reducing proteinuriaProphylactic antibiotics and tonsillectomy: may reduce frequency of gross hematuria but no effect on progression of renal ds. 