{TS=("membranous nephropathy" OR "membranous glomerulonephritis" OR "membranous glomerulopathy") AND TS=("phospholipase A2 receptor" OR "anti-PLA2R" OR "PLA2R antibody") AND TS=("diagnostic accuracy" OR "sensitivity" OR "specificity" OR "diagnostic performance")}. The gene discussed is PLA2R1; the disease is membranous glomerulonephritis.