Anti-glomerular basement membrane

Alternative names:

antibody to normal human glomerular basement membrane; GBM antibody test

Normal values:

No presence of antibodies.

What abnormal results mean:

• Goodpasture's syndrome (an uncommon disease that shows involvement of alveolar (lung) and glomerular (kidney) basement membranes. It results in alveolar hemorrhage (bleeding) and almost invariably fatal glomerulonephritis if untreated)
• acute nephritic syndrome
• rapidly progressive (crescentic) glomerulonephritis