Kidney stones 4mm can be discharged through medication, if the drug treatment is invalid, extracorporeal shock wave lithotripsy can be used.
1. Medication: For patients with stones less than 6mm and no obstruction in the urinary tract, medication can be used for lithotripsy. Acetylcysteine has stone dissolving effect. In the drug treatment at the same time should increase the water intake, so as to increase the urine output.
2. Extracorporeal Shock Wave Lithotripsy: High-energy shock waves act on the stones, causing them to be crushed into fine sand, which can be discharged from the body with urine. It is suitable for kidney stones with a diameter of less than 2cm, and is forbidden for patients with pregnancy and bleeding disorders. To minimize complications, the number of shocks per session should be limited.
If patients develop kidney stones, they should go to the hospital in time and be treated under the guidance of the doctor.