The treatment methods for two stones of rice size in the lower calyx of the kidney include conservative treatment and surgery, etc. The specific choice of treatment method should be determined by the patient’s condition and other different treatment methods. If there are two stones of rice size in the lower calyx of the kidney, usually the stones are relatively small. If the patient, if there is obvious discomfort, can promote the excretion of stones through dietary modifications, lifestyle habits and other methods. For example, increase the amount of water consumption, more exercise, jumping rope, etc. At the same time, it is necessary to follow up regularly to detect changes in the size and location of the stones. Some patients can follow the doctor’s instructions to use tamsulosin and other stone removal drugs to expel small stones. However, if patients with stones in the lower calyx of the kidney are accompanied by obvious fluid retention in the kidneys or symptoms such as pain, frequent urination, hematuria, etc., they need to be treated by surgical methods such as extracorporeal shock wave lithotripsy and ureteroscopic lithotripsy. When two stones of rice size appear in the lower calyx of the kidney, the patient should consult a professional physician to evaluate his/her condition and formulate a reasonable treatment method.