View Full Version : C3 and C4, Serum
07-21-2008, 04:43 PM
Does anyone know what elevated C3 and C4 serums mean? I just got back some tests and I'm curious if anyone knows anything about this. I believe it was part of an urinalysis.
07-21-2008, 05:07 PM
Complement is a blood protein that destroys bacteria and helps control inflammation. Your doctor is looking for evidence of a chronic, inflammatory disorder of the immune system.
Complement C3 Complement component 4 are blood tests that measures the activity of a certain protein that is part of the complement system. The complement system is a group of proteins that move freely through your bloodstream.
The proteins work with your immune system and play a role in the development of inflammation.
07-21-2008, 05:29 PM
I looked on labtestsonline (love that site) but must have missed it.
07-21-2008, 06:22 PM
You're welcome Donna... :D
07-31-2008, 01:56 PM
My C3 is low but my C4 is normal.
How bout yours?