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 ...
Your complement system consists of a group of important proteins in your bloodstream. These proteins help your immune system fight off harmful invaders, such as bacteria, and other foreign substances.
Medically reviewed by Jamin Brahmbhatt, MD Key Takeaways Complement 3 glomerulopathy (C3G) is diagnosed with a combination of ...
Complement 3 glomerulopathy (C3G) is a rare kidney disease that affects your body’s innate immune system (complement system). Complement 3 glomerulopathy (C3G) is a kidney disease that’s caused by ...
Medically reviewed by Matthew Wosnitzer, MD Key Takeaways Proteinuria affects most people with complement 3 glomerulopathy ...
A gamma-globulin factor in the serum of patients with systemic lupus erythematosus that reacts with isolated cell nuclei 1 or nucleoprotein 2,3 has been detected in many ways. 4 The standard method of ...