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Geisinger Medical Laboratories Test Catalog
GLOMERULAR BASEMENT MEMBRANE ANTIBODY (IGG) |
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ORDERING INFORMATION: |
Geisinger Epic Procedure Code: LAB1756 Geisinger Epic ID: 14776 | |
SPECIMEN COLLECTION |
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Specimen type: |
Serum | |
Preferred collection container: |
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Alternate Collection Container: |
6 mL red-top (plain, non-serum separator) tube
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Specimen required: |
1 mL aliquot of serum; minimum 0.5 mL | |
| SPECIMEN PROCESSING |
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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 |
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Reference interval: |
< 1.0 AI: No antibody detected = 1.0 AI: Antibody detected |
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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
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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. | |