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Test Code MISCLM C1q Complement, Functional, Serum

Additional Codes

MAYO Test ID
C1QFX
EPIC Test ID
LAB2608

 

Reporting Name

C1Q Complement, Functional, S

Useful For

Diagnosis of first component of complement (C1) deficiency

 

Investigation of a patient with an absent total complement (CH50) level

Method Name

Automated Liposome Lysis Assay

Performing Laboratory

Mayo Medical Laboratories in Rochester

Specimen Type

Serum Red


Specimen Required


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.

Additional Information: Fasting preferred.


Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Serum Red Frozen 14 days

Reject Due To

Hemolysis

Mild OK; Gross OK

Lipemia

Mild OK; Gross OK

Icterus

Mild OK; Gross OK

Other

Serum gel tube

Reference Values

34-63 U/mL

Day(s) and Time(s) Performed

Monday through Saturday; Continuous with a 3 p.m. cutoff

CPT Code Information

86161

LOINC Code Information

Result ID Test Result Name Result LOINC Value
C1QFX C1Q Complement, Functional, S 87722-5

Analytic Time

Same day/1 day

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.