Urinary stones, also known as “urinary stones”, mainly include kidney stones, ureteral stones, bladder stones and urethral stones. With the change of living habits and diet structure, the incidence rate in China is increasing year by year, and it is one of the top 3 areas in the world with high incidence of stones. 1.What kind of people are prone to have urinary tract stones? (1) drink less water; (2) do not like to exercise; (3) eat more meat; (4) unbalanced nutrition, excessive intake of a certain component; (5) suffer from metabolic diseases. 2.What are the symptoms of the disease? (1) renal colic: sudden onset of severe lumbar or abdominal colic, paroxysmal, can be self-relieved, may be accompanied by nausea, vomiting; (2) some patients manifested as lumbar discomfort; (3) hematuria; (4) urethral stones: manifested as interruption of urination, urethral pain; (5) infection symptoms: fever, urinary frequency and urgency, painful urination, etc.; (6) some patients may be asymptomatic.