What is a glomerular filtration rate test?

Also known as: GFR.

Glomeruli act as filters for the kidneys, removing waste from the blood. A glomerular filtration rate test checks how well the kidneys are working by measuring how much blood flows through the glomeruli in a minute.

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Reviewed by: Felix I Ramirez-Seijas, MD

This page was last updated on: 1/29/2019 3:21:13 PM