The complement system is critical to inflammatory responses. C2 is a component of the classical pathway. Decreased concentrations are observed in patients with immune complex diseases such as systemic lupus erythematosus (SLE) and immune complex-induced vasculitis.
No special preparation is needed for C2 Complement. Inform your doctor if you are on any medications or have any underlying medical conditions or allergies before undergoing C2 Complement. Your doctor depending on your condition will give specific instructions.
| Gender | Age groups | Value |
| UNISEX | All age groups | 25 - 47U/ml |