The specific causes of high uric acid in 15-year-old children are as follows: a. Affected by dietary factors, like adults like to eat a high uric acid diet, drink soup, eat meat products or like to eat seafood, seafood, etc., especially likely to lead to a rise in uric acid levels in the body, control the diet after the uric acid level can fall, usually do not need to use drugs to treat. Second, some genetic factors can lead to abnormal metabolism in the body, kidney function is not particularly good, may cause the phenomenon of high uric acid, which is caused by abnormal body metabolic system. Third, 15-year-old children are currently in the level of puberty, because the body hormone level abnormalities, sex hormones, estrogen levels or androgen levels rise easily cause abnormalities in the body metabolism, often causing a transient increase in uric acid phenomenon.