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St. John Health System
Lab Catalog


Index:

Immunoglobulin IgG Quantitative

Order Name IGG
Test Number: 5001150
Revision Date 10/03/2017
Test Name Methodology LOINC Code
Immunoglobulin IgG Quantitative
Turbidometric 2465-3 
SPECIMEN REQUIREMENTS
Specimen Specimen Volume (min) Specimen Type Specimen Container Transport Environment
Preferred 1 mL Serum Clot Activator SST Refrigerated
Instructions Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP or within 2 hours of collection.
Stability After separation from cells: Ambient 4hours, Refrigerated 7 days, Frozen 1 months (avoid repeated freeze/thaw cycles).
GENERAL INFORMATION
Testing Schedule Mon - Sat 
Expected TAT 3 Days 
Clinical Use Useful for detection of monoclonal gammopathies and immune deficiencies. 
CPT Code(s) 82784
Internal Comments 10/23/15 changed from nephlometry to turbidometric per Patti Loykasek.
updated lab section ak
6/2/17 Change Lab Section Back to Immunology - JK
10/3/17 update spec proc and su - JK
Service Provided By Labcorp Oklahoma, Inc.
Lab Section Immunology - Serology