Epic Code LAB152 C3 Complement, Blood Level
Test Name Alias
C3 Complement Blood Level | C3 | 8487
Interface Order Alias
10020
Quick Collect
+S/R
Collection Instructions
Specimen Collection: Blood
Container(s): 4.5 mL Mint Green Top (Lithium Heparin Gel) or 5.0 mL Gold Top (Serum Separator-SST Gel)
Preferred Volume to Collect: 4.5 mL
Minimum Volume to Collect: 2.0 mL
Neonate Volume to Collect: 1.0 mL
Capillary collect ok? Yes
Microtainer acceptable: Yes
Collection Instructions:
- Avoid hemolysis
- After collection, gently invert tube 8-10 times.
- C3 and C4 can be run off of same 1 mL of serum or plasma.
- Specimen should be processed within 2 hours – See Processing Instructions.
Processing Instructions (Laboratory, Outpatient or Off-site collection)
- Processed Specimen: Plasma or Serum
- Centrifuge/Spin: Yes
- Aliquot: Yes
- Processing Instructions:
- Plasma is preferred specimen type
- Green Tube/Plasma: Centrifuge after collection.
- Gold Tube/Serum: Allow blood to clot for 30 minutes in a vertical position and centrifuge within 2 hours.
- Minimum volume: 1.0 mL plasma or serum
- Transport Temperature: Refrigerated
Specimen Stability
Ambient: 8 hours
Refrigerate: 72 hours
Frozen: aliquot plasma/serum for longer storage
Laboratory Retention: 72 hours
Test Frequency
Available daily, usual TAT 1 day.
Reference Range
90 - 180 mg/dL
Performing Department
Chemistry
Performing Department Laboratory Location
Corewell Health Reference Laboratory, Grand Rapids, MI
Methodology
Immunoturbidimetric
CPT
86160
CDM Code
3028616003
Epic Test ID
1230100421
LOINC
C3 : 4485-9
Mayo Access Code
SHO8487
Reviewed Date
3/7/2024