High blood creatinine and urea nitrogen may be caused by physiological factors such as strenuous exercise or pathological factors such as impaired renal function.
1. Physiological factors: high blood creatinine may be seen in people with high muscle content, and after strenuous exercise, elevated blood urea nitrogen can be seen in eating a large number of high-protein foods, which is normal and does not require special treatment.
2. High blood creatinine and urea nitrogen may also be related to impaired renal function, such as glomerulonephritis, interstitial nephritis, renal vascular disease, etc. will affect the glomerular filtration rate, resulting in acute renal failure or chronic renal failure.
When the blood creatinine and urea nitrogen are both high, it is recommended to go to regular hospitals in time, follow the doctor’s instructions to carry out relevant examinations, clarify the cause with the help of the doctor, and carry out targeted treatment or therapy.