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Test Code C2FXN C2 Complement, Functional, Serum

Reporting Name

C2 Complement, Functional, S, NR

Useful For

The investigation of a patient with a low (absent) hemolytic complement (CH50)

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 21 days

Reference Values

25-47 U/mL

Day(s) and Time(s) Performed

Monday through Saturday; 3 p.m.

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
C2FXN C2 Complement, Functional, S, NR 33408-6

 

Result ID Test Result Name Result LOINC Value
C2FX C2 Complement,Functional,S No LOINC Needed
INT53 Interpretation 69048-7

Method Name

Automated Liposome Lysis Assay