Chronic kidney disease
Chronic kidney disease (CKD) can be diagnosedwith blood and urine tests.
In many cases, it's only picked up because a routine blood or urine test indicates that the kidneys may not beworkingnormally.
This page covers:
See your GP if you have persistent symptoms of CKD . They can look for other possible causes and arrange tests if necessary.
But askidney diseaseoften has no symptoms in the early stages, some people at a higher risk should ideally be tested regularly.
Regular testingis recommended for people with:
People taking long-term medications that can affect the kidneys, such as lithium,omeprazoleor non-steroidal anti-inflammatory drugs (NSAIDs) , should also be tested regularly.
Talk to your GP if you think you may need regular testing for kidney disease.
The main test forkidney diseaseis a blood test that's used to work out how well your kidneys are working. The test measures the levels of a waste product called creatinine in your blood.
Using this result,a calculation that takes into account your age, gender and ethnic group is then done to work out howmany millilitresof waste your kidneys are able to filter in a minute.
This measurement is known as your estimatedglomerular filtration rate (eGFR).
Healthy kidneys should be able to filter more than 90ml/min. You may have kidney disease if your result is lower than this.
Urine tests are also usually carried out to:
AlongsideyoureGFR measurement, these testscan help give a more accuratepicture of how well your kidneys are working.
Read about test results , below, for more information.
Sometimesother tests are also used to assess the level of damage to your kidneys.
These may include:
Yourtest results can be used to determine how damaged your kidneys are, known as the stage of CKD.
This can help your doctor decide the best treatment for you and determine how often you should have tests to monitor your condition.
Your eGFR resultisgivenas a stagefrom one to five:
Your ACR result is given as a stage from one to three:
For both eGFR and ACR,ahigherstage indicates more severe kidney disease.
Find out what chronic kidney disease (CKD) is, including what the symptoms are, how it's diagnosed and how it can be treated.
Find out about the main symptoms of chronic kidney disease (CKD) and when to get medical advice.
Find out how chronic kidney disease (CKD) is diagnosed, who should get tested and what the stages of CKD mean.
Find out about the main treatments for chronic kidney disease (CKD), including lifestyle changes, medication, dialysis and kidney transplants.
Read advice about living with chronic kidney disease (CKD), including how to keep yourself as healthy as possible.
Read about what you can do to reduce your risk of developing chronic kidney disease (CKD).
Read about how Peter Wilkinson's immune system started to attack his own kidneys, leading to chronic kidney disease.
Diabetes left Kalwant in need of a new kidney and pancreas. After only a month on the transplant list, she was lucky enough to be given a new lease of life.
Mohamed Nanji's kidney problems started when he was a teenager in Kenya. After a successful transplant, he's able to lead a more normal life again.