Fig. 3From: Cilostazol-induced acute tubulointerstitial nephritis accompanied by IgA nephropathy: a case reportRenal biopsy specimen. a b Hematoxylin and eosin staining (a 100× magnification; b 400× magnification); c Masson trichrome staining (100× magnification); d Periodic acid–Schiff staining (400× magnification); e Immunofluorescence microscopy showing granular IgA mesangial deposits. IgA, immunoglobulin ABack to article page