Test Code C1ESTNON C1q Complement, Functional, Serum
Reporting NameC1Q Complement, Functional, S
Diagnosis of C1 deficiency
Investigation of a patient with an absent total complement (CH50) level
Performing LaboratoryMayo Medical Laboratories in Rochester
Specimen TypeSerum Red
Collection Container/Tube: Red top
Submission Container/Tube: Plastic vial
Specimen Volume: 1 mL
1. Immediately after drawing the specimen, place the tube on wet ice.
2. Spin down and separate serum from clot.
3. Immediately freeze specimen.
Additional Information: Fasting preferred.
Specimen Minimum Volume
Specimen Stability Information
|Serum Red||Frozen||14 days|
Day(s) and Time(s) Performed
Monday through Saturday; Continuous with a 3 p.m. cutoff
Test ClassificationThis test has been modified from the manufacturer's instructions. Its performance characteristics were determined by Mayo Clinic in a manner consistent with CLIA requirements.
CPT Code Information
LOINC Code Information
|Result ID||Reporting Name||LOINC Code|
|C1QFX||C1Q Complement, Functional, S||In Process|