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Glomerular Basement Membrane Antibody

Source Blood
Mnemonic GBM  (PathNet will automatically order an ANA and ANCA)
Specimen Requirements

1 x 3.5 mL gold top SST tube

1.0 mL serum

PSC only: 1 x 5 mL orange top RST tube is acceptable within one hour of lab closing.

Minimum Whole Blood Volumes for Microcollections

Specimen Handling Send samples for GBM, ANA and ANCA together to DSC.
Additional Information  
Testing Location Immunochemistry
Testing Frequency Weekdays
Alternate Name(s) AGBM, Anti-GBM, GBM, Anti-Glomerular Basement Membrane
Reference Interval Negative: < 1 AI
Positive:   ≥ 1 AI
AI = Antibody Index