It costs about 100 yuan to have a kidney ultrasound, and the same ultrasound in a tertiary care hospital is more expensive than the rate in a secondary care hospital. Ultrasound of kidney is a simple and quick test, and it is not invasive, so it is widely used in clinical practice. Doing kidney ultrasound can determine whether the patient has kidney fluid, kidney stone, kidney tumor, kidney malformation tumor and other diseases. If there are kidney stones judged by kidney ultrasound, you can go further to the hospital for CT examination of kidney, ureter and bladder to further clarify the diagnosis. Generally, according to the results of these two examinations, and then according to the size, shape and density of the stones, different treatment methods can be chosen. The more common methods to deal with stones are extracorporeal lithotripsy, medication and minimally invasive surgery.