In response to recommendations from the National Kidney Foundation and American Society of Nephrology (NKF-ASN) Task Force on estimated glomerular filtration rate (eGFR), effective 06/06/2022, Pathology Laboratories will adopt the single CKD-EPI Refit equation to replace the separately reported eGFR ---- Black and eGFR non-Black calculations for all serum creatinine measures.