High urinary creatinine generally do not need to check the liver, gallbladder, pancreas, spleen and kidney ultrasound, it is recommended to improve the blood creatinine test. Creatinine is divided into blood creatinine and urine creatinine. Blood creatinine is the key indicator of kidney function. Urinary creatinine is generally not used as a separate indicator for evaluating renal function. Urine creatinine is a concentration value, there is no reference range, and it is affected by many factors, such as drinking less water, sweating a lot, urine concentration, etc. will lead to the increase of urine creatinine, on the contrary, drinking a larger amount of water and sweating less will make the urine creatinine lower. If urinary creatinine is increased, it can be caused by diseases such as acromegaly, gigantism, infections, hypothyroidism, etc. It can also be caused by eating meat, exercise or drugs. So if urinary creatinine is high, you can check blood creatinine, urea nitrogen and so on accordingly. If the blood creatinine is normal, it means that the body is usually not a big problem. It is recommended that patients with high urinary creatinine go to the hospital in time, it is recommended that the blood creatinine test, if there is an abnormality, under the guidance of the doctor can further improve other tests.