Complement, C3

Specimen:

Test Code

YC3

Specimen Name

Complement, C3

Collect

1-SST
Also acceptable Green (Heparinized)

Submit

1 mL (Min: 0.5 mL) Serum or Plasma Refrigerated

Special Handling

Centrifuge and remove serum or plasma from the cells with 2 hours of collection.
Serum: The red or gold stopper tube should be allowed to clot before centifuging. Specimens should be centrifuged at 3500 RPM for 10 minutes. Serum should be separated from the cells promptly to an appropriately labeled tube, unless using SST tube.
Plasma: Mix anticoagulant with specimen adequately. Centrifuge at 3500 RPM for 10 minutes. Remove plasma promptly from cells to an appropriately labeled tube, unless using PST tube.

Rejection Criteria

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Stability

Ambient 4 hours; Refrigerated 8 days; Frozen >8 days

Methodology

Instrument: Beckman Coulter AU 5800

Performed

Sunday - Saturday

Reported

1-3 days

CPT Codes

  • 86160

Components

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Additional Information

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Common Lab Definitions

  • Serum 
  • Plasma 
  • STT