Nephrology is a class of medicine that deals with the infections of the kidneys and bladders and it concentrate on the diagnosis and treatment of Nephrology maladies. The kidney has a fibrous capsule, which is encompassed by Pararenal fat. The kidney itself can be separated into renal parenchyma, comprising of renal cortex and medulla, and the renal sinus containing renal pelvis, calyces, renal vessels, nerves, lymphatic and per renal fat. This renal parenchyma has two layers: cortex and medulla. The kidneys serve vital capacities, including filtration and discharge of metabolic waste items control of essential electrolytes, liquid, and corrosive base adjust; and incitement of red platelet generation.