By Christa Jarvis Emergency medicine covers any disease in its acute phase, defined as an injury or illness that pose an immediate threat to life of a person and whose attendance cannot be delayed. Any response to an emergency will depend heavily on the situation, the patient and the availability of resources to assist you (duodenal switch surgery in Mexico). It will also vary depending on whether the emergency occurs in a hospital under medical care, or out of a hospital (eg on the street), in this case we speak of prehospital medicine. In...