blood chemistry measurement glomerular filtration rate 2011-01-04T02:41:58Z CMO:0000490 Calculated GFR EFO:0005208 Glomerular filtration rate describes the flow rate of filtered fluid through the kidney. It is calculated by comparative measurements of substances (ex. creatinine or inulin) in the blood and urine over a designated period of time. VT:0002847 cGFR clinical_measurement_ontology eGFR estimated glomerular filtration rate mshimoyama calculated kidney physiological measurement