Medically reviewed by Robert Burakoff, MD The five stages of chronic kidney disease (CKD) indicate how well the kidneys are working, ranging from stage 1 (mild kidney damage) to stage 5 (kidney ...

An eGFR of 30 classifies her as stage 4 CKD, with advanced renal disease. Her sCr alone would not accurately depict the severity of her kidney disease because of her dietary intake and lack of muscle ...