31. Glomerular Diseases Flashcards
5 symptoms of nephritic syndromes?
cause?
hematuria RBCs in urine Azotemia oliguria HTN
Inflammation
4 symptom of nephrotic syndromes?
cause?
proteinuria
hypoalbuminemia
edema
hyperlipidemia
increased basement membrane permeability
child presents 2 weeks post strep infection w edema and cola colored urine, diagnosis?
pathogenesis?
wt is seen on EM?
postinfectious glomerulonephritis
immune complex
subepithelial humps
wr is seen on LM in RPGN?
cells causing?
wt is seen on EM
Crescents
parietal epithelial cells
Ruptures in GBM
cause of type 1 RPGN? IF?
anti-GBM antibodies (good pasture)
linear IF
cause of type 2 RPGN? IF?
immune complex
granular
cause of type 3 RPGN? IF?
pauci immune (polyangiitises) no IF
pt presents coughing up blood,
diagnosis of glomerular disease?
Type 1 RPGN (good pasture)
glomerular disease w spike and dome on EM?
location?
LM?
Membranous GN
subepithelial
capillary and GBM thickening
2 diseases w effacement of foot processes? wc responds well to steroids?
minimal change (steroids) focal segmental glomerulosclerosis
cause of FSGN?
LM?
epithelial damage
focal, segmental slerosis and hyalinaztion
glomerular disease w tram -track appearance?
wt stains IF?
pathogenesis of type 1?
type 2?
membranoproliferative GN
C3
immune complexes, classical and alternative pathway
alternative pathway
glomerular disease w basket weave GBM appearance on EM late in disease?
cause?
2 symptoms?
wt is seen early in disease?
Alport syndrome
abnormal collagen IV
deafness
eye disorders
early - GBM thinning
3 characteristics of chronic glomerulonephritis?
inflammation
hyalinized sclerotic vessels
atrophy of tubules
disease similair to IgA nephropathy?
Henoch-Schoenlein Purpura