How is left renal pelvis ureteral junction stone to return a responsibility

1.

Lack of water in the patient's body may lead to an increase in urine concentration, which may lead to an increase in solute, which may lead to local occurrence of stones.

2. Abnormal urine excretion

If the patient holds urine for a long time, resulting in abnormal urine excretion, it may cause long-term accumulation of urine, easy to form crystals at the left renal pelvis ureteral junction, causing stones.

3. Abnormal metabolism

If the patient's metabolic function is abnormal, resulting in calcium, oxalic acid and other substances in the body can not be discharged in time, easy to increase the concentration of the above substances, over time, will gradually form stones at the left renal pelvis ureteral junction.