Complement C4

Complement C4 is a blood test that measures the level of C4, a protein that is part of the complement system, which aids the immune system in fighting infections and managing inflammation. C4 works alongside other complement proteins like C3 to help identify and eliminate pathogens, as well as to regulate the immune response.

Test Details:

Sample Type: Serum	Tube Type: SST
Collection Method: In person at a Lab location	Results: 1-6 days from sample arrival at our lab
Age: 18+