C4, Complement, Other
Label Mnemonic: C4O
Epic Lab Code: LAB8548
Downtime Form: A-1a General Laboratory Requisition
Chemistry
6240 RCP
356-3527
Specimen(s):
Body Fluid (e.g., surgical drain, pericardial, peritoneal, peritoneal dialysis, peritoneal, pleural, synovial or CSF)
Collection Medium:
Red top tube 5 mL (Clot Activator)
Minimum:
1 mL fluid in red top tube
Rejection Criteria:
Plasma, serum or urine
Testing Schedule:
24 hrs/day, 7 days a week, including holidays.
Turn Around Time:
1 hour (upon receipt in laboratory)
Reference Range:
No established reference range (see Test Limitations)
Test Limitations:
This test is not approved by the FDA for this sample type. Performance characteristics and reference range have not been verified. Results should be interpreted in conjunction with clinical findings.
Methodology:
Immunoturbimetric
CPT Code:
86160
 
See also:
C4 Complement Component, Plasma