<unk>  is a primary or secondary immune-mediated renal disease characterized by inflammation of the glomeruli, or small blood vessels in the kidneys.  It may present with isolated hematuria and/or proteinuria (blood resp. protein in the urine); or as a nephrotic syndrome, a nephritic syndrome, acute renal failure, or chronic renal failure.
Glomerulonephritis
Pyelonephritis
Pyonephrosis
Cystitis
Hydronephrosis
Nephritis
Glomerulonephrosis
Ureteral cancer