A complement C4 (also known as a complement component 4, or simply C4) is a test to measure the level of C4 proteins you have in your blood. These proteins play a role in how your immune system ...
Verywell Health on MSN
How complement 3 glomerulopathy is diagnosed: Step-by-step
Medically reviewed by Jamin Brahmbhatt, MD Key Takeaways Complement 3 glomerulopathy (C3G) is diagnosed with a combination of ...
Levels of C4d and C4d/C4 associate with clinical and histopathological treatment response in proliferative lupus nephritis. Complement activation markers, particularly C4d and the C4d/C4 ratio, are ...
Verywell Health on MSN
Proteinuria in complement 3 glomerulopathy: Why it matters and what to do
Medically reviewed by Matthew Wosnitzer, MD Key Takeaways Proteinuria affects most people with complement 3 glomerulopathy ...
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