Uric acid is usually measured by blood test and urine test. The blood test is mainly for the determination of blood uric acid. Before the blood test, it is necessary to prohibit the consumption of high-purine foods, to avoid excessive emotional excitement, and it is recommended to fast for more than 8 hours and to ensure sufficient sleep, so as to ensure that the results of the test are more accurate. As blood uric acid fluctuates greatly, it is necessary to repeat the test several times. Urine test is mainly to take the urine to do the determination of uric acid, in the urine test, to prohibit high purine diet for a period of time before measurement, so that the test results are more accurate. It is recommended to go to a regular hospital for uric acid testing, which can increase the accuracy of the results.