C1 Esterase Inhibitor, Serum

Description

The C1 Esterase Inhibitor, Serum test measures the level and function of C1 inhibitor protein in the blood. This protein plays a crucial role in regulating inflammation and preventing excessive swelling. The test is primarily used to diagnose hereditary angioedema, a rare genetic disorder characterized by recurrent episodes of severe swelling. It can also help identify other complement system disorders and guide treatment decisions for patients with these conditions.