A. How to properly understand pediatric high fever? Understand a few common sense. 1.Fever is the most common disease complaint in pediatric emergency departments, accounting for 22.1% of children seen; 2.Pediatric patients have poor resistance and are prone to infections and fever after infection, and are prone to recurrent fever; 3.High fever refers to axillary surface temperature over 38.5℃, anal surface temperature over 39℃, and ear temperature over 39℃; 4.Fever is the normal defense response of the body to infectious agents, and fever can increase immunity and fight against bacterial The ability to replicate can effectively fight against viruses or bacterial reproduction, but persistent high fever can bring a series of hazards that need to be dealt with correctly and in a timely manner. What are the dangers of fever for children? 1. The main harm is the damage of the pathogen itself; 2. digestive tract symptoms: because of the reduced secretion and peristaltic function of the digestive tract after fever, symptoms such as loss of appetite and indigestion occur; 3. increased consumption: increased oxygen consumption, dehydration, electrolyte disorders, pediatric convulsions, etc.; 4. cell destruction: especially ultra-high fever (above 41℃) can cause cell degeneration, necrosis, metabolic disorders and the production of harmful metabolic disorders and produce harmful metabolic products, damaging the function of vital organs. How to properly deal with high fever? 1, the family always have ibuprofen or acetaminophen and other antipyretics, ≥ 2 months of age, anal temperature ≥ 39.0 ℃, or due to fever appears uncomfortable and depressed, should promptly take antipyretics; 2, anandamide, aspirin, nimesulide, glucocorticoids and other side effects, is not recommended, part has been banned. 3, can be combined with the use of physical cooling, recommended to use no irritating cooling paste, etc.; 4, ice pillow: infants and children under 5 years of age in principle is not recommended, because it will bring discomfort, the application of special circumstances. Ice bag should be placed on the neck of the pillow, not recommended for smaller children (easy to be frostbite). 5.Alcohol bath: not recommended in principle for infants and children under 5 years old, because it will bring discomfort, applied in special cases: 25-35% alcohol, no need to wipe the whole body, just rub in the neck, armpits, thigh roots and other large arteries; for high fever without chills and no sweating, such as sweating already, indicating that the body temperature has begun to decrease, not suitable for alcohol bath. 6.Warm water swabbing bath: infants and children under 5 years old are not recommended in principle, because it will bring discomfort, applied in special cases. a, rubbing with a warm water towel all over the body, so that the baby’s skin blood vessels expand to dissipate heat, the evaporation of body surface moisture will also absorb body heat; b, warm water (to the adult inner wrist skin is not hot) repeatedly scrub the child’s face, neck, armpits, trunk and limbs, each part of the rub 1-2 minutes; 7, warm bath: the entire warm bath time in about 10 minutes, and then use a large towel to dry the child’s whole body, and gently massage until the skin is red. Fourth, baby fever requires special attention: 1, should not take a variety of antipyretic drugs in a short period of time, in principle, do not advocate the alternate use of two antipyretic drugs, the dose is not too large so as not to make the child sweat too much to cause the body temperature does not rise, electrolyte disorders, deficiency, etc.; 2, neonatal fever should not use drugs to lower the temperature (thermoregulatory function has not yet developed); 3, infants and young children with fever can first use appropriate physical 4, children with rash diseases such as measles should not use cold compresses and alcohol baths to lower the temperature, so as not to irritate the skin and affect the rash; 5, most fevers are viral infections, the cause is unknown or there is no basis for bacterial infection, do not abuse antibiotics.