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HelpTest Mnemonic C5 COMP FUNC C5 Complement, Functional, Serum
Additional Codes
| Mayo Test ID |
|---|
| C5FX |
Reporting Name
C5 Complement, Functional, SUseful For
Diagnosis of C5 deficiency
Investigation of a patient with an undetectable total complement (CH50) level
Performing Laboratory
Mayo Medical Laboratories in Rochester
Specimen Type
Serum RedSpecimen Required
Patient Preparation: Fasting preferred
Collection Container/Tube: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
Collection Instructions:
1. Immediately after drawing the specimen, place the tube on wet ice.
2. Spin down and separate serum from clot.
3. Immediately freeze specimen.
Specimen Minimum Volume
0.5 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Serum Red | Frozen | 14 days |
Reference Values
29-53 U/mL
Day(s) and Time(s) Performed
Monday through Saturday; Continuously with a 3 p.m. cutoff
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.CPT Code Information
86161
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| C5FX | C5 Complement, Functional, S | 60472-8 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| C5FX | C5 Complement, Functional, S | 60472-8 |
Method Name
Automated Liposome Lysis Assay