Hyperuricemia: 12 things you need to know

The origin of hyperuricemia day "4·20"

Hyperuricemia Day is April 20th every year. Why is it set on April 20th? "4·20" is based on the diagnostic criteria for hyperuricemia. Regardless of whether it is a man or a woman, as long as the results of two blood uric acid tests on different days exceed 420μmol/L, they can be diagnosed with hyperuricemia. Therefore, Hyperuricemia Day is set on April 20th every year.

Why establish Hyperuricemia Day? The prevalence of hyperuricemia in different ethnic groups is 2.6%~36%, and the prevalence of gout is 0.03%~15.3%. In recent years, it has shown a clear upward trend and a younger trend. A large amount of data analysis shows that the overall prevalence of hyperuricemia in China is 13.3%, and the prevalence of gout is 1.1%. It has become another common metabolic disease after diabetes. In other words, in China, more than 1 in every 10 people is a hyperuricemia patient.

When is it necessary to use uric acid lowering drugs? It is recommended that patients with asymptomatic hyperuricemia start uric acid lowering drug treatment when the following conditions occur:
Serum uric acid level ≥540μmol/L. Serum uric acid level ≥480μmol/L and one of the following complications: hypertension, dyslipidemia, diabetes, obesity, stroke, coronary heart disease, heart failure, uric acid nephrolithiasis, renal impairment (chronic kidney disease ≥ stage 2).

What is the target of blood uric acid control? For patients without complications, it is recommended to control blood uric acid at