Test Code Billings Clinic: 4843 Prometheus: 1155 Celiac Disease Serology, Serum
Performing Laboratory
Prometheus Laboratories, Inc.
Methodology
Enzyme-Linked Immunosorbent Assay (ELISA)/Indirect Immunofluorescent Assay (IFA)/Nephelometry
Specimen Requirements
- Draw blood in a plain, red-top tube(s) or a serum gel tube(s).
- Spin down and send 2 mL of serum at ambient or refrigerated temperature.
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 (immunoglobulin); IgA, IgD, IgG, IgM, each
83520 x 3 - Immunoassay for analyte other than infectious agent antibody or infectious agent antigen; quantitative, not otherwise specified
88346 - Immunofluorescence, per specimen; initial single antibody stain procedure