Pathology Serum C3 is persistently low in the following except? A Post streptococcal glomerulonephritis B Membranoproliferative glomerulonephritis C Lupus nephritis D Glomerulonephritis related to bacterial endocarditis 💡 Explanation Serum C3 is persistently low in the following except? ✓ Correct Answer: A. Post streptococcal glomerulonephritis