Glomerular Basement Membrane Antibody (IgG)
Order Code
GMB
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
- 671001
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
Department
Reference Testing
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