What are kidney stones caused by

Kidney stones may be caused by metabolic abnormalities, local factors in the urinary tract, drug factors and other reasons.

1. Abnormal

metabolism of the human body, leading to the accumulation of substances in the urine, easy to gradually form stone products. Clinically, the main components of kidney stones are calcium, oxalic acid, uric acid and cystine.

2. Urinary tract local factors

After various reasons cause urinary tract obstruction and urinary tract infection, due to abnormal urine excretion, the residual urine volume increases, and the concentration of organic substances in the urine increases, forming stones.

3. Drug factors

Long-term improper use of vitamin D, vitamin C, acetazolamide and other drugs, drugs in the human metabolism process, will promote the formation of stones.