Complement C4
Testing the level of complement component C4 in the blood.

CDT Medicus

Dom Lekarski
Waiting time for the result up to 5 days

Medicover

Przebadani

Synevo
- Test description
- Wyniki badań laboratoryjnych
Testing the level of complement component C4 in the blood. Study
useful in the diagnosis of acquired and congenital deficiencies of the complement system
complement system.
The cause of an increase in complement component levels is usually due to
infection. Decreased concentrations are caused by decreased
production (due to congenital deficiency of complement components
or liver disease) or increased consumption (e.g., due to
activation by circulating immune complexes).
Decreased C4 levels are an indicator of the activity of systemic
lupus erythematosus (SLE).