Test Code Billings Clinic: 4841 Prometheus: 6355 CeliaPlus
Performing Laboratory
Prometheus Laboratories, Inc.
Methodology
Amplification/Electrophoresis/Enzyme-Linked Immunosorbent Assay (ELISA)/Indirect Immunofluorescent Assay (IFA)/Nephelometry
Specimen Requirements
Whole Blood and serum are required for this test.
Whole Blood
- Draw blood in a lavender-top (EDTA) tube(s)\
- Send 5 mL of unprocessed EDTA whole blood refrigerated.
- Do not centrifuge.
- Forward unprocessed whole blood promptly.
- Indicate blood on request form.
- Label specimen appropriately (blood).
Serum
- Draw blood in a plain, red-top tube(s).
- Spin down and send 2 mL of serum at ambient or refrigerated temperature.
- Indicate serum on request form.
- Label specimen appropriately (serum).
Reference Values
Reference values are included with patient’s report.
Day(s) Test Set Up
Monday through Friday
Test Classification and CPT Coding
82784 - gammaglobulin
83520 x 3 - immunoassay
83891 - isolation
83896 x 72 - nucleic acid probe
83900 x 2 - amplification
83912 - interpretation and report
88347 - immunofluorescent study; indirect method