The kidneys play a dominant role in regulating both the volume and composition of the extracellular fluid. They function to ensure that the body maintains a homeostatic internal environment. They ...

Kidney function tests like eGFR, creatinine, and urine albumin-to-creatinine ratio can reveal early signs of kidney disease long before symptoms appear. Understanding what these numbers mean helps you ...

Oliguric renal failure is a phase of acute renal failure (ARF), also known as acute kidney injury (AKI), in which a person’s urine output is very low. ARF is a sudden decline in kidney functioning.

Some doctors use the terms “renal insufficiency” and “renal failure” interchangeably, but there are several different degrees of kidney damage. Some doctors use “renal failure” to refer to the final ...

Renal agenesis is a congenital kidney disorder, which means it is present at birth. The outlook for some types of this condition is good. Most people are born with two kidneys. Renal agenesis is an ...