Complement C4

A  useful marker for acute disease. It is helpful in distinguishing hepatitis B from other forms of viral hepatitis.

*This test may exhibit interference when sample is collected from a person who is consuming a supplement with a high dose of biotin (also termed as vitamin B7 or B8, vitamin H, or coenzyme R). It is recommended that patient stop biotin consumption at least 72 hours prior to the collection of a sample.