See chart below for average estimated eGFR based on age. Skip to main content. Estimated Glomerular Filtration Rate Your kidneys filter your blood by removing waste and extra water to make urine. What to expect A health care professional will take a blood sample from a vein in your arm, using a small needle.
After the test There are typically no restrictions after blood is drawn for the test. What is a normal eGFR number? COVID patients can become kidney patients. You can provide lifesaving support today with a special monthly gift. Donate Now. Make your lifesaving monthly gift today. In addition, other tests such as an ultrasound or a kidney biopsy may be ordered to find a cause of your kidney disease. You will have a blood test to see how much creatinine is in your blood. Creatinine is a waste product in your blood that comes from your muscles.
Healthy kidneys take creatinine out of your blood and send it out of your body through your urine. If your kidneys are not working the way they should, creatinine will build up in your blood. Your eGFR can change over time and can change based on some other problems, like if you have not been drinking enough water.
As chronic kidney disease gets worse, your eGFR number will go down. If caught early, healthy life changes like following a kidney-friendly eating plan and getting enough exercise may help slow down the progression of CKD and how fast your eGFR changes.
Yes, your eGFR may still be in the normal range even if you have some signs of kidney damage, such as protein in your urine pee or physical damage to your kidneys. If you have protein in your urine, your doctor will check you again to make sure it is not caused by something else, like being dehydrated.
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Updated visitor guidelines. Top of the page. Stages of Chronic Kidney Disease. Topic Overview The stages of chronic kidney disease are determined by the glomerular filtration rate. Stages of chronic kidney disease Stage Description GFR What this means to you 1 Kidney damage with normal or high GFR 90 or above Your doctor will try to find the cause of your kidney disease and begin treatment.
Manage other health problems, such as diabetes and high blood pressure.
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