LM, IF. EM Flashcards
1
Q
- Normal-appearing glomeruli (early stages of the disease) or diffuse glomerular capillary wall thickening (later stages of the disease)
- Silver stain → spike and dome pattern—the spikes are basement membrane material (colored black by the silver stain) and the domes are immune complex deposits (not colored by the silver stain).
A
Membranous nephropathy
2
Q
Membranous nephropathy LM
A
(subepithelial) spike and dome pattern
3
Q
Granular deposits of IgG and/or C3
A
Membranous nephropathy IF
4
Q
Membranous nephropathy IF
A
Granular deposits of IgG and/or C3
5
Q
Subepithelial (subpodocyte) immune complex deposits
A
Membranous nephropathy EM
6
Q
EM membranous nephropathy
A
Subepithelial (subpodocyte) immune complex deposits