“…Risk factors for glomerulonephritis include presence of palpable purpura, hypocomplementemia, and cryoglobulinemia, suggesting a role for immune complex deposition [10]. Among patients with glomerulonephritis, the most commonly reported histopathology is MPGN, but there are also reports of membranous nephropathy, FSGS, and IgA nephropathy [10][11][12][13]. In a study of 60 patients with primary Sjögren's syndrome, patients with renal involvement were similar to those without renal disease in terms of sex, age, serological findings, and extra-renal manifestations.…”