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Immunity

Complement C4

฿390.00

Measures the concentration of complement component C4, a protein involved in the immune system’s complement pathway.

Blood
15 min at lab
Results: 2 days

Typical Use

Used alongside C3 and other tests to assess complement activity and support the evaluation or monitoring of autoimmune disorders, particularly systemic lupus erythematosus.

Preparation

Wear clothing that allows easy access to your arm
Arrive well-hydrated
Continue regular medications unless advised otherwise by your doctor

Markers Tested

Complement C4 (mg/dL)
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