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Fig. 2 | BMC Nephrology

Fig. 2

From: IgA nephropathy in a patient receiving infliximab for generalized pustular psoriasis

Fig. 2

Findings of renal biopsy. Light microscopy showed segmental moderate mesangial hypercellularity (arrowheads in a: PAS stain × 400) and crescent formation including cellular crescent (arrow in b: PAM stain × 400). Immunofluorescence showed positive staining for IgA and C3 in mesangial areas (c: IgA, d: C3 × 400). Electron microscopy revealed electron-dense deposits in mesangial and paramesangial areas (arrows in e: × 1500), and segmental moderate subendothelial edema (arrowheads in e)

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