Normal kidneys are about the size of a fist. An atrophic kidney is one that has shrunk to an abnormal size with abnormal function. This is also known as renal atrophy. It’s not the same thing as renal ...

Kidney disease affects about 37 million American adults and occurs when the kidneys become damaged and can’t filter waste, excess water, and toxins from the blood. Diabetes and high blood pressure are ...

Kidney disease can affect your body’s ability to clean your blood, filter extra water out of your blood, and help control your blood pressure. It can also affect red blood cell production and vitamin ...

Kidney pain is discomfort that comes from the area where your kidneys are. It's often described as a dull ache that you feel in your sides, back, or belly. But pain in these areas isn't always a sign ...