Fig. 2

Histology of 1 h-biopsy. Glomeruli were normal. Glomerular basement membrane was unremakable. Tubulointerstitium was diffusely edematous. Arteries were unremarkable. a, c Hematoxylin and eosin (H.E) staining × 400, (b): Periodic acid-Schiff (PAS) × 400). Immunohistochemistry showed limited mesangial IgG deposits (d) and no IgM deposits (e). C4d immunofluorescence result was negative (not shown)