All patients should be endotracheally intubated and have an orogastric or nasogastric tube, an
indwelling urinary catheter, a CVAD or a minimum of two peripheral venous access devices, and a core temperature sensing device in place before induction can begin. Cooling should begin as soon as possible, the target temperature achieved within 4 hours of ROSC,and the temperature maintained for 12 to 24 hours from the start of induction. Because of the effects
of hypothermia on the cardiac conduction system, an initial tachycardia, followed by bradycardia, is