Rapidly progressing glomerulonephritis Flashcards Preview

Renal medicine > Rapidly progressing glomerulonephritis > Flashcards

Flashcards in Rapidly progressing glomerulonephritis Deck (5)
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1
Q

What is special about this form of GN?

A

It is the most aggressive.

Its has the potential to cause end stage renal failure over the course of days.

2
Q

What is shown on biopsy?

A

Various causes, all have the same biopsy finding of crescents affecting most glomeruli.

3
Q

How is the pathology categorised?

A

1) Immune complex disease (45%) - e.g. post infective, SLE, IgA/HSP
2) Pauci-immune disease (50%, 80-90%of which are ANCA positive) - granulomatosis with polyangiitis GPA (formerly Wegener’s), microscopic polyangiitis, Churg-straus syndrome
3) Anti GBM disease (3%) - Goodpasture’s disease

4
Q

How do they present clinically?

A

AKI +/- systemic features (fever, weightloss, myalgia, haemoptysis)

Pulmonary haemorrhage is the most common cause of death in ANCA positive patients.

5
Q

How is it treated?

A

Aggressive immunosuppression with high dose IV steroids and cyclophosphamide +/- plasma exchange