Fractured foot down the stairs is usually judged by clinical manifestations, physical examination, imaging and other methods to determine the degree of severity, and it is recommended to seek medical attention for symptomatic treatment in a timely manner. If the patient can still walk, only slight swelling and pain, activity is not limited, physical examination did not appear obvious bone rubbing sound and other positive signs, imaging examination did not find obvious abnormalities, then consider the degree of broken foot is relatively mild. In general, avoid excessive activities and pay attention to rest, which can relieve the symptoms. If the patient’s activities are obviously limited, the injured area is obviously swollen, the pain is severe, the patient cannot stand, there is joint deformity or bone rubbing sound, CT or MRI and other imaging aids are positive, and it is considered that a fracture may have occurred, then the degree of the broken foot is more serious. At this time, we should follow the doctor’s advice, timely symptomatic treatment.