Complement in Blood Serum Tests

Complement in blood serum 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. The tests are ordered to help diagnose the activity of acute or chronic autoimmune diseases and autoimmune kidney diseases.

What are Complement in Blood Serum Tests?

- If C3, C4, CH50 levels fall down, it indicates the classical pathway is activated.

- If C3B factors decline, it indicates the alternative pathway is activated.

Why choose Complement in Blood Serum Test?

Complements tests are performed to determine whether deficiencies or abnormalities in the complement system are causing, or contributing to, a patient’s disease or condition.

When you are suspected to have an immune complex-related condition which usually indicates immune disease or kidney disease, complement testing may be ordered. The tests helps doctor check the status of patient’s complement system.