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Complement Component 4 (C4)

Test Name:Complement Component 4 (C4)
Epic Order Code:LAB151
CPT Code:86160  
Specimen(s) Type:Plasma or Serum, 1.0 mL
Acceptable Container(s):Tops are light green, gold and red.
Testing Schedule:Monday-Friday
Turn Around Time:STAT: NA
 Routine: 48-72 hours
Collection Information:No special patient preparation is required. Obtain by standard collection procedures.
Transport Information:Deliver to lab immediately. All specimens must be signed into the laboratory.
Reference Client:If unable to deliver to the lab within 1 hour, centrifuge the specimen and remove serum from the red cells. Store and transport at 2-8° C. Specimen must be received in the lab within 48 hours. Do not freeze sample.
Causes for Rejection:Improperly labeled, incorrect container, contaminated, insufficient volume, incorrect/delay in transport.
Reference Range:14 - 40 mg/dL
Additional Information: