Emergency medicine can take films. Generally speaking, most of the patients in the emergency department are more urgent or critical, usually need to improve more auxiliary tests to clarify the diagnosis, and taking films is a more common means of auxiliary examination in the emergency department, including X-rays, CT films, etc., which can be taken in the emergency department, but most hospitals can’t take MRI in the emergency department. Through X-rays or CT films, a lot of problems can be detected at the first time, such as whether the patient has a pneumothorax, severe lung infection, pulmonary edema, large cerebral infarction or cerebral hemorrhage, and so on. Therefore, when there is an urgent need to rescue the disease or sudden accident, must go to the emergency department, the emergency department can improve a lot of auxiliary examination, and can be the first time to give rescue treatment.