Complement 4 (C4) is a protein circulating in the blood that helps fight pathogens in the body.
Complement 4 (C4) test is a blood test that measures the activity of a C4 protein in the bloodstream.
It is an absolutely safe and painless test which is said to have no harmful side effects on the body.
Why get tested?
This test is carried out by taking a blood sample to measure the activity of the Complement 4 or C4 protein in the bloodstream. The test assesses the risk of autoimmune diseases and helps in monitoring acute or chronic diseases that may affect the complement system.
What does it measure?
This test measures the activity levels of Complement 4 or C4 protein in the bloodstream to diagnose any risk of autoimmune diseases. It is also used to monitor any acute or chronic diseases that might affect the functioning of the complement system.