Test Code C4 C4 (Complement 4), Serum
Additional Codes
Ordering Mnemonic |
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C4 |
Methodology
Blanked Endpoint
Performing Laboratory
Holland Hospital Laboratory Services
Specimen Requirements
Submit only 1 of the following specimens:
Serum
Container/Tube: Serum gel tube
Specimen Volume: 1 mL of serum
Collection Instructions:
1. Indicate serum.
2. Label specimen appropriately (serum).
3. Centrifuge within 2 hours of collection.
Plasma
Container/Tube: Mint-top (lithium heparin) tube, or Purple EDTA
Specimen Volume: 1 mL of plasma
Collection Instructions:
1. Indicate plasma.
2. Label specimen appropriately (plasma).
3. Centrifuge within 2 hours of collection.
Specimen Transport Temperature
Refrigerate <24 hours/Frozen OK
Day(s) Test Set Up
Monday through Sunday
Test Classification and CPT Coding
86160 (HH Bill Code 0205114)
Reference Values
16.5-49.3 mg/dL