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About Complement 4 (c4) Lab Test

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C4 Complement test is performed on a sample of blood to measure the level of C4 Complement in blood. It is performed to confirm Autoimmune Disease and Recurrent Microbial Infection and also during treatment and after treatment of Autoimmune Disease and Recurrent Microbial Infection.
Also known as

Complement 4 Blood, Complement 4

No special preparation is needed for C4 Complement. Inform your doctor if you are on any medications or have any underlying medical conditions or allergies before undergoing C4 Complement. Your doctor depending on your condition will give specific instructions.
A blood sample of minimum 5mL is required for this test.
The normal result for C4 Complement for C4 Complement is 12 - 75mg/dl for Unisex gender and for All age groups.