Kidney Blood Test High. A poorly functioning kidney cannot filter. Stage 1 g1 a normal egfr above 90ml min but other tests have detected signs of kidney damage.
Urea nitrogen occurs as proteins from food break down and elevated levels may be a sign that. Creatinine levels in the blood can vary depending on age race and body size. Stage 1 g1 a normal egfr above 90ml min but other tests have detected signs of kidney damage.
Gfr is a measure of how well your kidneys filter blood.
A poorly functioning kidney cannot filter. Stage 3b g3b an egfr of 30 to 44ml min. As the kidneys become impaired for any reason the creatinine level in the blood will rise due to poor clearance of creatinine by the kidneys. Stage 4 g4 an egfr of 15 to 29ml min.