Glomerulonephritis

In medicine, glomerulonephritis, also called Bright's Disease, is "inflammation of the renal glomeruli (kidney glomerulus) that can be classified by the type of glomerular injuries including antibody deposition, complement activation, cellular proliferation, and glomerulosclerosis. These structural and functional abnormalities usually lead to hematuria; proteinuria; hypertension; and renal insufficiency.".

Glomerulonephritis may be caused by vasculitis of small vessels.