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Complement C3 (LABCORP)
Test Code99901000191
Alias/See Also
LAB152: Complement C3 | LABCORP EAP: 520168
CPT Codes
86160x1
Preferred Specimen
LABCORP LAB: Serum Separator Tube (Refrigerated) Min Vol: .5
Other Acceptable Specimens
LABCORP LAB: YELLOW TOP: (Refrigerated) Min Vol: .5 LABCORP LAB: LIME TOP- LIHEP: (Refrigerated) Min Vol: .5 LABCORP LAB: MICRO YELLOW: (Refrigerated) Min Vol: .5 LABCORP LAB: RED TOP - PLAIN: (Refrigerated) Min Vol: .5
Transport Temperature
Specimen: Serum (preferred) or plasma
Volume: 1 mL (adult), 0.5 mL (pediatric)
Container: Red-top tube, gel-barrier tube, or green-top (heparin) tube.
Collection: Remove serum or plasma within 45 minutes and transfer to a plastic transport tube. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.
Storage Instructions: Refrigerate
Stability Requirements:
Temperature Period
Room temperature 2 days
Refrigerated 3 days
Frozen 7 days
Freeze/thaw cycles Stable x3
Cause for Rejection:
Excessive lipemia (>1500 mg/dL) significantly increases the apparent C3 concentration
Report Available
LABCORP LAB STAT: 4 Days
Last Updated: June 28, 2023
