renal Flashcards
1
Q
PSGN- bx (nephritic)
A
IF- C3 staining on GBM
EM- subepi humps –> these are self limiting and will slowly progress out of the capillary
2
Q
anti-gbm (nephritic)
A
- ab against type IV collagen
- LM= CRESCENTS
- IF= LINEAR
3
Q
RPGN (nephritic)
A
- cresents
- lm= fibrinogen
4
Q
what are “crescents” composed of? what path processes are they seen in?
A
fibring+ macrophages
-goodpastures, rpgn
5
Q
IgA nephropathy (nephritic)
A
- young adults
- IgA in mesangium due to increased IgA in response to mucosal infx
6
Q
alport syndrome (nephritic)
A
defective Type IV collagen –>
EM= lamellate appearance of GBM
