High blood uric acid may be related to diet, heredity and disease. 1. Diet: Uric acid is the metabolic end product of purine, so eating too much food with high purine content will lead to increased blood uric acid, in addition, alcohol is also an important independent risk factor, and alcohol consumption is often accompanied by seafood, animal offal and other high-purine foods, which can also further elevate uric acid. 2. Heredity: some relevant studies show that both parents have hyperuricemia or gout diagnosed with hyperuricemia and gout than single patients with the disease, hyperuricemia or gout also exists in the family aggregation of morbidity. 3. Diseases: lymphoma, acute and chronic leukemia and other hematologic diseases and renal tubular disease, renal failure and other renal diseases can also be due to excessive production of uric acid or uric acid excretion is impeded and uric acid elevation. High blood uric acid may also be related to other causes, it is recommended that patients with high blood uric acid go to the endocrinology department of regular hospitals, rheumatology and immunology departments and other related departments for detailed consultation.