Diagnostic imaging is very important in the diagnosis and management of the emergency patient. Logistics, technological equipment and staff of the Emergency Radiology Unit must be designed and worked out in the best way to guarantee the fastest and effective assistance to the emergency patient. The fundamental role that radiology emergency has gained in the management of the patient, from the entrance to the ED to the definition of its healing path, requires a continuous updating both technical and managerial, to make a faster and appropriate urgency management .