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Test Code FC4AL C4 Level by RIA


Specimen Required


Supplies: Sarstedt Aliquot Tube, 5 mL (T914)

Container/Tube: Lavender top (plasma gel tubes are not acceptable)

Submission Container/Tube: Plastic vial

Specimen Volume: 1.5 mL plasma

Collection Instructions:

1. Mix well.

2. Within 30 minutes of collection (preferably immediately after venipuncture), centrifuge at ambient temperature, aliquot 1.5mL of plasma into a plastic vial and freeze immediately on dry ice or at -60 C or below in an ultra-low freezer.

3. Ship frozen.


Method Name

Radioimmunoassay (RIA)

Reporting Name

C4a Level

Specimen Type

Plasma EDTA

Specimen Minimum Volume

Plasma: 0.5 mL

Specimen Stability Information

Specimen Type Temperature Time
Plasma EDTA Frozen 365 days

Reject Due To

Hemolysis Mild OK; Gross reject

Reference Values

0-2830 ng/mL

Performing Laboratory

National Jewish Health

Test Classification

The performance characteristics for this test have been validated by National Jewish Health. It has not been cleared or approved by the U.S. Food and Drug Administration. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions. This laboratory is certified under the Clinical Laboratory Improvement Amendments of 1988 (CLIA-88) as qualified to perform high complexity clinical laboratory testing.

CPT Code Information

86160

LOINC Code Information

Test ID Test Order Name Order LOINC Value
FC4AL C4a Level Not Provided

 

Result ID Test Result Name Result LOINC Value
FC4AL C4a Level Not Provided

Day(s) Performed

Monday through Friday

Report Available

9 to 14 days