Yellow-red urine with sand is most likely to be caused by urinary stones, and may also be combined with medullary sponge kidney and other diseases. If the size of the urinary tract stone is relatively small, it can be discharged on its own, and damage to the urethral mucosa in the process of discharging will cause hematuria, which is manifested as yellow-red urine, and the discharged stone can be sand-like. Patients are often accompanied by pain, some patients will lead to urinary tract infection, resulting in frequent urination, urinary urgency, urinary pain and other symptoms, you need to go to the hospital to improve the urine routine, urinary ultrasound and other related examinations. If the patient, especially young patients with repeated episodes of urinary tract stones, need to rule out medullary sponge kidney and other diseases. Urine with blood and discharge of sediment-like material need to go to the hospital urology department for treatment. There may be other reasons for yellow-red urine with sand, and patients need to consult a doctor for timely examination and early treatment.