|Last Updated: December 4, 2023 @ 10:13 am|
BUN + Creatinine
|Stability:||Ambient: 8 Hour(s); Refrigerated: 2 Day(s); Frozen: 1 Month(s); Incubated: Unacceptable|
|Interpretive Data:||Please see report for interpretive data.|
ESTIMATED GFR Reference Range:
GFR = Greater than or equal to 90: Kidney damage with normal or increased GFR.
GFR = 60-89: Kidney damage with mild decreased GFR.
GFR = 30-59: Moderate decreased GFR.
GFR = 15-29: Severe decreased GFR.
GFR = Less than 15: Kidney Failure.
GFR = Less than 60: Chronic Kidney Disease, if found over a 3 month period.
For African Americans, multiply the calculated GFR by 1.21.
GFR calculation is not valid for patients under age 18 years.
For patients over age 70 please interpret results with caution as results have not been validated for this calculation method.
Please Note: Estimated GFR reference range change as of 10/18/2021.
It is preferable to locate tests on the website and not rely on printed test information, which may soon be out of date.
Updated test information can only be guaranteed by using this website.