Synonyms
Complement C3, Third Component of Complement
Specimen Type
Plasma or Serum
Performing Lab
RCHSD Chemistry
Epic ID
LAB152
Lab Test Days
As received
Standard TAT
4 Hours
Stat TAT
1 hour
Collection Information
Specimen Required
0.5-1 mL Blood
Container Type
Lithium Heparin (Light Green-Top) Tube (PST)
Collection Instructions
Serum collected in a red-top or serum separator tube (SST is also acceptable.
Processing Information - Lab Use Only
Transport Temperature
Room Temp-OK/Refrigerated-OK/Frozen-OK
Specimen Stability
Room Temp: 3 Days; Refrigerated: 8 Days; Frozen: >8 Days
Test Volume Required
0.5 mL Plasma or Serum
Minimum Test Volume
0.25 mL Plasma or Serum
Processing Instructions
Separate plasma or serum and deliver to Chemistry.
CPT Codes
86160
Revised
7/30/26
Initials
SA