N Engl J Med 361 (1): 11, 2009. doi: 10.1056/NEJMoa0810457 Treatment of Membranous Nephropathy Control of nephrotic-range proteinuria and / or edema with diuretics Treatment of secondary causes of nephrotic syndrome as indicated Immunosuppressive therapy for patients with symptomatic idiopathic membranous nephropathy at high risk of progression Kidney transplantation for patients with end-stage kidney disease Primary treatment is that of the causes.