Geisinger Medical Laboratories/Geisinger Proven Diagnostics Test Catalog

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

GLOMERULAR BASEMENT MEMBRANE ANTIBODY (IGG)

ORDERING INFORMATION:
Geisinger Epic Procedure Code: LAB1756         Geisinger Epic ID: 14776

SPECIMEN COLLECTION
Specimen type:
Serum
Preferred collection container:
Alternate Collection Container:
6 mL red-top (plain, non-serum separator) tube
Specimen required:
1 mL aliquot of serum; minimum 0.5 mL

SPECIMEN PROCESSING
Specimen processing instructions:
Allow to clot. Centrifuge 10 minutes at 3000 rpm. 
Transport temperature:
Room temperature (preferred). Refrigerated or frozen specimen also acceptable.
Specimen stability:
Room temperature: 7 days. Refrigerated: 2 weeks. Frozen: 30 days.
Rejection criteria:
Stability limits exceeded. Gross hemolysis.

TEST DETAILS
Reference interval:
< 1.0 AI: No antibody detected
= 1.0 AI: Antibody detected
CPT code(s):
83520
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.
Synonyms:
Quest test code 257, AGBMAB
Glomerular basement membrane antibody IgG
Clinical significance:
Glomerular Basement Membrane Antibody is present in one fourth of patients with Goodpasture's syndrome. This syndrome consists of glomerulonephritis and pulmonary hemorrhage.

Performing Locations

Quest Diagnostics

Technical Lead: Michael Weaver    
Frequency: Mon-Sat am. Report available: 3 days.    
Performed stat? No
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