The ethics principle of patient autonomy may be placed at odds with the ârescue mentalityâ of emergency medical service (EMS) personnel when they are summoned and a valid out-of-hospital do not resuscitate order (DNR) is in place.he chief goal of this paper will be to explore the two medical ethics principles of autonomy and beneficence which are placed at risk when a valid out-of-hospital DNR, a patient attempt at suicide, and a call to 911 intersect in the same temporal period.