Kidney Function Test High Creatinine. If you have high creatinine in your body you are bound to feel tired and fatigued. These tests used together give an indication of overall kidney function but the best way to know if your kidneys are working properly is to measure the glomerular filtration rate gfr.
Abnormally high levels of creatinine thus warn of possible malfunction or failure of the kidneys. If you have high creatinine in your body you are bound to feel tired and fatigued. 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.
If the level of creatinine increases it can lead to kidney diseases.
If you have high creatinine in your body you are bound to feel tired and fatigued. They are usually checked with another kidney function marker called bun or blood urea nitrogen. If you have high creatinine in your body you are bound to feel tired and fatigued. Creatinine levels are checked to assess kidney function.