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 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. The renal cortex lies incidentally under the case while the renal medulla comprises of 10-14 renal pyramids, which are isolated from each other by an augmentation of renal cortex called renal segments. They likewise serve to direct pulse by means of the renin-angiotensin-aldosterone framework, controlling reabsorption of water and keeping up intravascular volume. The kidneys additionally reabsorb glucose and amino acids and have hormonal capacities through erythropoietin, calcitriol, and vitamin D activation.