Kidney stones 0.8 cm does not exist the best treatment program, should be combined with the specific circumstances of the choice of conservative treatment, extracorporeal shock wave lithotripsy, minimally invasive surgery and so on. 1. Conservative treatment: Conservative treatment can be considered for patients with asymptomatic, non-obstructed calyceal stones, diverticular stones, and medullary sponge kidneys, correcting the predisposing factors of stones, drinking more water, maintaining a 24-hour urine output of more than 2,000 milliliters, and reviewing the situation in a timely manner. 2. Extracorporeal Shock Wave Lithotripsy (ESWL): Kidney stone 0.8 cm can try ESWL, generally the diameter of 5~20 mm kidney stone is the indication of ESWL. Under the action of shock wave, the stone is gradually disintegrated and subsequently excreted through the urine. Pregnant women are absolute contraindications; relative contraindications include stenosis of the distal urinary tract of the stone, acute urinary tract infection, and so on. 3. Surgery: For patients who have failed to expel the stones due to the ineffectiveness of the above treatments, minimally invasive surgery can be considered to deal with the stones, such as transurethral ureteral lithotripsy and lithotripsy. If you have kidney stones, you should go to the hospital in time and follow the doctor’s instructions.