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Complement C4 Antigen

Test Code
C4


Alias/See Also
C4|COMPLEMENT C4


Preferred Specimen
SERUM


Minimum Volume
1


Instructions
Draw blood in a plain, red-top tube or a serum gel tube from a fasting patient. Spin down, separate from clot, and send 1 mL of serum refrigerated.


Transport Container
SST


Transport Temperature
Refrigerated


Setup Schedule
Monday through Saturday


Reference Range
Both Genders, Age Range 0-999 Years, Normal 10-40 mg/dL


Performed By
LabFirst



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.