The items that can be checked for uric acid include blood uric acid test, urine uric acid test and body fluid uric acid test. 1. Blood uric acid test has two kinds of venous blood uric acid test and fingertip blood uric acid test, combined with the latest hyperuricemia diagnosis and treatment guidelines, under normal purine diet, non-same day 2 times fasting blood uric acid >420umol/L can be diagnosed with hyperuricemia. 2. Urine uric acid test is also known as the 24-hour urine uric acid test, which is helpful to help determine the cause of increased uric acid is increased uric acid production or decreased excretion of uric acid, so as to guide the next step in the treatment. 3. Body fluid uric acid test includes saliva uric acid, joint fluid uric acid test, etc., which is helpful for assessing whether there is any disorder in uric acid metabolism. If abnormal uric acid occurs, it is recommended to go to a regular hospital in time for consultation and the next step of treatment under the guidance of the doctor.