Pediatrics In a case of glomerulonephritis (GN) , C3 is normal in all the following except? A Diffuse lupus nephritis B Good pasteur's syndrome C IgA nephropathy D HSP 💡 Explanation In a case of glomerulonephritis (GN) , C3 is normal in all the following except? ✓ Correct Answer: A. Diffuse lupus nephritis