Fig. 3From: Kidney stones and moderate proteinuria as the rare manifestations of Gitelman syndromeRenal pathology. a Light microscopic findingsof HE staining (magnification × 400) showedjuxtaglomerular apparatus proliferation (arrow) and granular and vacuolar degeneration of tubular epithelial cells (arrowhead). b Light microscopy findings of PASM staining (magnification × 200) showed multifocal atrophy of renal tubular, multifocal infiltration of inflammatory cells and fibrosis (arrow). c Electron microscopy (magnification × 2000) showed foot process effacement (50–75%) (arrow) and no electron dense deposits. d Electron microscopy (magnification × 8000) showed thickening GBM (744 nm)Back to article page