Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

Order Display Name: Geisinger Epic Procedure Code Or ID CPT Code:  

IMMUNOGLOBULIN G SUBCLASSES

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB2519         Geisinger Epic ID: 19003

SPECIMEN COLLECTION
Specimen type:
Serum
Preferred collection container:
Alternate Collection Container:
6 mL red-top (plain, non-serum separator) tube
Specimen required:
2 mL aliquot of serum; minimum 1 mL.
Special notes:
Plasma is not acceptable.

SPECIMEN PROCESSING
Specimen processing instructions:
Allow to clot. Centrifuge 10 minutes at 3000 rpm. 
Transport temperature:
Refrigerated.
Specimen stability:
Room remperature: 72 hours. Refrigerated: 10 days. Frozen: 30 days.
Rejection criteria:
Plasma is not acceptable. Gross hemolysis. Lipemia.

TEST DETAILS
CPT code(s):
82787 x4, 82784
Note: The billing party has sole responsibility for CPT coding.  Any questions regarding coding should be directed to the payer being billed.  The CPT codes provided by GML are based on AMA guidelines and are for informational purposes only.
Test includes:
Immunoglobulin G Subclasses 1, 2, 3, 4, IgG (Immunoglobulin G)
Methodology:
Immunoturbidometric Assay
Synonyms:
IGGS, IMMUNOGLOBULIN G SUBCLASSES
Quest test code 129192
Clinical significance:
Immunoglobulin G Subclasses Panel - Measurement of IgG subclasses may be helpful in the management and understanding of immunodeficiency diseases, hypersensitivity states, and conditions involving susceptibility to infection.

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Monday-Saturday afternoon    
Performed stat? No
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