True about membranous GN are following except -

Membranous glomerulonephritis Membranous glomerulonephritis, also known as membranous nephropathy, is a slowly progressive disease of the kidney affecting mostly patients between ages of 30 and 50 years. Membranous glomerulonephritis is classified Primary (idiopathic) - 85% Secondary  - 15% Drugs → Penicillamine, captopril, gold, NSAIDS Malignant tumors → Lung, colon, melanoma Autoimmune conditions → SLE, thyroiditis Infections → HBC, HCV, syphilis, schistosomiasis, malaria Membranous glomerulonephritis is characterized by - Diffuse thickening of the glomerular capillary wall. Accumulation of electron - dense, immunoglobulin containing deposits along subepithelial side (between epithelium and GBM). Membranous glomerulonephritis is the most common cause of nephrotic syndrome in adults.