The lab may also be including in your yearly general wellness labs that look at general kidney function.
A family history of kidney disease could also necessitate this test.
The main function of your kidneys is to clean your blood.

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The glomeruli, tiny filters found in your kidneys, are central to this job.
Creatinine is one of the types of waste that the kidneys help to filter out of the body.
Additionally, the standard formula for calculating eGFR is not valid for people under the age of 18.
An eGFR test is usually ordered alongside a urine test for albumin to diagnose kidney disease.
However, damaged ones do.
Risks
There are generally no risks or contraindications associated with eGFR testing.
You should disclose all medications you are taking to your practitioner.
This is because certain drugs can interfere with eGFR results because they increase your creatinine levels.
Some of these drugs are cisplatin and gentamicin.
Location
The test will take place in the hospital.
What to Wear
you might dress however you want for this test.
They may also instruct you to stop taking certain medications.
Side Effects
There are some very common side effects of undergoing a blood test like eGFR.
You should also note that your eGFR test result can be influenced by many factors.
It is extremely necessary to have an open and detailed conversation about your eGFR result with your healthcare provider.
The Renal Association.The UK eCKD guide.
MedlinePlus.Glomerular filtration rate (GFR) test.
NIH National Institute of Diabetes and Digestive and Kidney Diseases.Chronic kidney disease tests & diagnosis.
UCSF Health.Glomerular filtration rate.
National Kidney Foundation.Estimated glomerular filtration rate (eGFR).
University of Rochester Medical Center.Glomerular filtration rate.
National Kidney Foundation.GFR (Glomerular filtration rate) A key to understanding how well your kidneys are working.
Weak kidneys?Pay attention but don’t worry excessively.