Glomerular Basement Membrane Antibody (IgG)
Test Summary
Glomerular Basement Membrane Antibody is present in one fourth of patients with Goodpasture's syndrome. This syndrome consists of glomerulonephritis and pulmonary hemorrhage.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum
Minimum Volume
0.3 mL
Instructions
N/A
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 7 days
- Refrigerated: 14 days
- Frozen: 30 days
Limitations
Weakly positive results (5-30 EU/mL) may occur in patients who do not have antiglomerular basement membrane antibody-mediated disease.
Other Acceptable Specimens
N/A
Unacceptable Specimens
Gross hemolysis
Order Code
GMB
EPIC (Premier) Code
LAB047
Includes
N/A
CPT Code
- 83520
Billing Code
- 700000
CPT Statement
Methodology
Immunoassay (IA)
FDA Status
FDA Approved
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
14225 Newbrook Drive
Chantilly VA, 20153
14225 Newbrook Drive
Chantilly VA, 20153
Reference Range
| <1.0 AI | No antibody detected |
| ≥1.0 AI | Antibody detected |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: 1 day
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1 mL serum
Minimum Volume
0.3 mL
Instructions
N/A
Patient Preparation
N/A
Storage
N/A
Transport Temperature
Room temperature
Specimen Stability
- Room temperature: 7 days
- Refrigerated: 14 days
- Frozen: 30 days
Limitations
Weakly positive results (5-30 EU/mL) may occur in patients who do not have antiglomerular basement membrane antibody-mediated disease.
Other Acceptable Specimens
N/A
Unacceptable Specimens
Gross hemolysis
Result Information
Methodology
Immunoassay (IA)
Testing Laboratory
N/A
Reference Range
| <1.0 AI | No antibody detected |
| ≥1.0 AI | Antibody detected |
Setup Schedule / Expected Turnaround Time
Monday - Saturday; Report available: 1 day