Pathology – MCQ 97 – Serum C3 in glomerulonephritis

Serum C3 is persistently low in the following?
A. Post streptococcal glomerulonephritis
B. Membranoproliferative glomerulonephritis
C. Lupus nephritis
D. Glomerulonephritis related to bacterial endocarditis

Correct answer : A. Post streptococcal glomerulonephritis

C3 is increased in all of the above. But in PSGN, the levels return to normal by 6-8 weeks.

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