Description
Serum, NA, Fasting or Non Fasting: As suggested by doctor
Sample Required:
The GFR test requires a blood sample. A vein in your arm will be accessed by a healthcare practitioner.
Test Time:
The GFR test is typically processed within a day, and results are available shortly after.
Test Normal Range:
The normal GFR range is typically 90 to 120 milliliters per minute per 1.73 square meters (mL/min/1.73 m²). It can vary slightly depending on the laboratory’s reference values.
What is the Test?
The Glomerular Filtration Rate (GFR) test is a measure of how well your kidneys are filtering waste and excess fluid from your blood. It is a crucial indicator of kidney function and helps diagnose and monitor kidney diseases.
Test Procedure:
A blood sample is drawn from a vein in your arm during the process. The blood is then sent to a laboratory, where it is analyzed to determine the GFR.
When to Take the Test:
The GFR test is typically ordered if you have risk factors for kidney disease or if you have symptoms of kidney problems, such as changes in urination, swelling, or high blood pressure. It can also be part of routine health check-ups.
Who Should Take This Test:
People who should consider taking the GFR test include those with diabetes, high blood pressure, a family history of kidney disease, or other risk factors. It is also essential for individuals with known kidney disease to monitor their GFR regularly.
Precautions for Exceptional Cases:
The GFR test is generally safe and does not have specific precautions for exceptional cases like pregnancy. However, it’s crucial to discuss your medical history and any medications you are taking with your healthcare provider before the test.
FAQs (Frequently Asked Questions):
Q1: What does a low GFR result indicate?
A: A low GFR may indicate kidney damage or dysfunction. It can be caused by various conditions, including chronic kidney disease, diabetes, high blood pressure, or certain medications.
Q2: Can the GFR be improved if it’s low?
A: The treatment and management of a low GFR depend on the underlying cause. Lifestyle changes, medication adjustments, and other interventions can sometimes improve kidney function and slow the progression of kidney disease.
Q3: Is the GFR test different from a creatinine blood test?
A: Yes, while both tests provide information about kidney function, the GFR is a more precise measurement of how well the kidneys are filtering waste compared to a creatinine test.
Q4: How often should I have my GFR tested?
A: The frequency of GFR testing depends on your individual health and risk factors. Your healthcare provider will determine how often you should have this test based on your specific needs.
Q5: Can GFR results vary between laboratories?
A: Yes, GFR results can vary slightly between laboratories due to differences in testing methods and reference values. Your healthcare provider will interpret your results based on the specific laboratory’s reference range.
