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Fact sheet

Kidney health and diabetes

Living with diabetes can affect your kidneys over time. Managing your diabetes and having regular kidney checks can help you keep your kidneys healthy.

Key facts

  • Living with diabetes can affect your kidneys and cause a condition called diabetes-related kidney disease. 
  • Over time, high blood glucose levels can damage the small blood vessels in your kidneys, meaning your kidneys may not work as well.
  • Regular kidney health checks can help find signs of kidney problems early, before symptoms start. 
  • There are treatments available for diabetes-related kidney disease.
  • You can help keep your kidneys healthy by managing your diabetes and blood pressure. 

Diabetes and your kidneys

Having diabetes can affect your kidneys. It can cause a condition called diabetes-related kidney disease. This is also sometimes called diabetic nephropathy, or diabetic kidney disease. 

Most people who develop diabetes-related kidney disease have had diabetes for many years. 

Over time, high blood glucose (sugar) levels can damage the small blood vessels in your kidneys. This damage means that your kidneys may not work as well as they should. 

Your risk of diabetes-related kidney disease is higher if you: 

  • have had diabetes for a long time 
  • have family members with high blood pressure or heart disease 
  • are aged over 60 years 
  • are Aboriginal or Torres Strait Islander and aged over 18 years. 

Symptoms of diabetes-related kidney disease

In the early stages of kidney disease, most people do not notice any symptoms. This is why it is important to have regular kidney health checks. 

If diabetes-related kidney disease gets worse, symptoms may develop. These can include: 

  • feeling tired 
  • reduced appetite 
  • changes in how much urine (pee) you pass 
  • headaches 
  • trouble concentrating 
  • feeling breathless 
  • nausea (feeling sick) and vomiting (being sick). 

Keeping your kidneys healthy

There are several things you can do to help reduce your risk of diabetes-related kidney disease. These include: 

  • managing your diabetes to keep your blood glucose levels in your target range as much as possible 
  • keeping your blood pressure in the healthy range 
  • having regular kidney health checks. 

Speak with your doctor or nurse practitioner about what you can do to help keep your kidneys healthy. 

Kidney health checks

Kidney health checks can find kidney problems early, before you have symptoms. Finding kidney problems early means you can start treatment at an early stage. This is when it is most effective.  

People should have a kidney health check once a year. This involves a:

  • Urine test to check for protein, which can be a sign of kidney problems
  • Blood test to check how well your kidneys are filtering your blood.

Your doctor will also check your blood pressure. High blood pressure can lead to kidney damage, and kidney disease can also raise blood pressure. Regular checks help protect your kidney health. 

Your doctor may recommend more tests if your kidney health check shows any signs of kidney problems. 

Treatment for diabetes-related kidney disease

Healthy lifestyle changes

Healthy lifestyle changes can help in the early stages of diabetes-related kidney disease. These changes are similar to those used to manage diabetes. They can include: 

It’s also important to keep your blood glucose levels and your blood pressure in your target ranges as much as possible.  

Medicines

There are medicines your doctor can prescribe to: 

  • lower your blood pressure 
  • treat high cholesterol 
  • slow down further damage to your kidneys. 

For advanced kidney disease

If kidney disease becomes severe, your doctor may recommend: 

When to see your health professional

See your health professional: 

  • for your regular kidney health checks 
  • if you have any symptoms of kidney problems 
  • if you have any questions about diabetes and kidney health. 

Over time, diabetes can damage your kidneys. As there are no symptoms in the early stages of diabetes-related kidney disease, it’s important you have regular kidney health checks to find any problems early. 

Managing your diabetes can help reduce your risk, and if you do develop diabetes-related kidney disease, there are treatments available. 

More information and support

Disclaimer

This information is intended as a guide only. It should not replace individual medical advice and if you have any concerns about your health or further questions, you should contact your health professional.