Kidney disease, known as nephropathy and renal disease, is injure to or disease of the kidney. Nephritis or inflammatory kidney disease. Nephrosis is no provocative nephropathy. Kidney disease typically causes kidney failure also (renal failure) to more or less quantity, with the amount depending on the kind of illness. In exact usage, disease denotes and structural or etiologic disease entity while failure denotes the dysfunction (be short of of operational well, that is, damage renal function); but in ordinary usage these meaning overlap for example, the conditions chronic kidney disease or chronic renal failure are typically considered synonymous. Acute kidney bug has often been called sharp renal failure, though nephrologists now frequently tend to call it acute kidney injury. Concerning about 1 in 8 Americans experience from constant kidney disease.