发热是指机体在致热原作用下使体温调节中枢的调定点上移而引起的调节性体温升高,体温上升超过正常值的0.5℃称为发热。重症监护病房病人几乎都可因疾病而伴随发热,也可因多种混合因素导致发热。因此,重症监护室病人 Fever refers to the body under the action of pyrogen in the thermoregulation center of the set point on the shift caused by the regulation of body temperature, body temperature rose more than the normal 0.5 ℃ called fever. Almost all intensive care unit patients can be accompanied by fever due to illness, but also due to a variety of mixed factors leading to fever. Therefore, intensive care unit patients