Kidney biopsy in the diagnosis of immunoglobulin A nephropathy
Immunoglobulin A nephropathy (IgAN) is a kidney disease characterized by deposition of galactose-deficient IgA1-containing immune complexes in the glomerular mesangium. It is the most common primary glomerular disease worldwide, affecting approximately 2.5 persons per 100,000 population annually. A definitive IgAN diag...