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Complement Component C4, Pleural Fluid

Test Code
17595


CPT Codes
86160

Preferred Specimen
1 mL pleural fluid, collected in a sterile, leak-proof container


Minimum Volume
0.5 mL


Instructions
Freeze and ship on dry ice.


Transport Container
Sterile Container, leak-proof


Transport Temperature
Frozen


Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days


Methodology
Turbidimetric

Setup Schedule
Monday-Sunday Morning
Report available: Next Day


Reference Range
6-23 mg/dL


Clinical Significance
Measurements of this protein aid in the diagnosis of immunologic disorders, especially those associated with deficiencies of complement components.




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.