Figure 1From: Tubulointerstitial nephritis and uveitis syndrome complicated by IgA nephropathy and Graves’ disease: a case report Renal biopsy (periodic acid silver methenamine-Masson trichrome, ×40). Mild proliferation of mesangial cells (arrow head), with three or more cells per mesangial area, and increase of mesangial matrix (arrow).Back to article page