Glomerular Basement Membrane Antibody (GBM)
Immunology
Sample and container requirements
Serum
Minimum volume required
4 ml Blood
Special requirements
none
Patient preparation
None
Sample viability
Store at 4oC
Turnaround time
3 days, If urgent telephone laboratory beforehand
Reference range
Negative =0.8- 6.9 U/mL Weak positive = 7-10 U/mL Positive = >10 U/mL Normal result would be negative
Clinical guidance
Some indications: Good Pastures Syndrome, Pulmonary-Renal Haemorrhage If this test is required urgently please contact the Duty Immunologist via Bleep 2119 during the normal working hours of the laboratory ( Mon-Fri 09.00 to 17.00)
Notes
Images to go here
This information was last updated on 19 August 2026