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Learn about the stages of kidney disease with our easy-to-use GFR calculator, store results and track a GFR over time.
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THE BASICS »

Stages of chronic kidney disease

There are five stages of chronic kidney disease (CKD), and they are determined by using guidelines from the National Kidney Foundation (NKF). In order to measure how well kidneys are cleaning the blood, doctors use a measure called glomerular filtration rate (GFR). This is an overview of the stages of chronic kidney disease and how each stage determines the kind of treatment you need as kidney function decreases.

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TREATMENTS »

What to expect at your first nephrologist visit

If you are having problems with your kidneys, you may be referred to a kidney doctor known as a nephrologist. A nephrologist has been trained in general internal medicine and specializes in disorders of the kidneys. Learn what you can expect on your first visit with a nephrologist.

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SYMPTOMS & DIAGNOSIS »

Polycystic kidney disease

An estimated 600,000 Americans have polycystic kidney disease (PKD) and half of them will face kidney failure. Discover the various forms of PKD, the symptoms, and how to manage the disease after diagnosis.

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PREVENTION »

High blood pressure and chronic kidney disease (CKD)

Maintaining blood pressure at recommended levels is important in both the prevention of chronic kidney disease (CKD) and the slowing of its progression. There are several measures that can be taken to control high blood pressure, such as adopting healthy lifestyle habits, taking prescribed medications and working with your doctor. Learn more about high blood pressure and how it relates to CKD.

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DIET & NUTRITION »

Cranberries and kidneys

Cranberries and cranberry juice have been rumored to promote kidney health. Urinary tract infections (UTIs) send millions of people to their doctors every year. Research supports that cranberry juice can help fight urinary tract infections, so cranberries help promote kidney health along with providing other health benefits.


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