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Complement Component C4, Pleural Fluid
Test Code17595
CPT Codes
86160
Preferred Specimen
1 mL pleural fluid collected in sterile transport tube
Minimum Volume
0.5 mL
Instructions
Freeze and ship frozen on dry ice
Transport Temperature
Frozen
Specimen Stability
Room temperature: 7 days
Refrigerated: 7 days
Frozen: 28 days
Refrigerated: 7 days
Frozen: 28 days
Methodology
Turbidimetric
Setup Schedule
A.M. Sets up 7 days a week.
Report Available
Reports in 1 to 2 days.
Clinical Significance
Measurements of this protein aid in the diagnosis of immunologic disorders, especially those associated with deficiencies of complement components.