AJKD Atlas of Renal Pathology: Membranous Nephropathy
Membranous nephropathy (MN) is an immune complex disease caused by subepithelial deposits. Primary MN is a common cause of nephrotic syndrome. About a third of patients reach remission, a third are stable, and a third have progressive loss of kidney function and persistent proteinuria. The phospholipase A2 receptor (PLA2R), expressed on podocytes, is the antigen in about 70% of patients with…