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How to give first aid to African female students suffering from heatstroke and fainting in summer

4hw.org: over the past few days, high temperature warnings have been issued all over the country. The high temperature in various places has reached new heights. Many African children in China can't stand the grilling of three dog days in China. Recently, an African student in Ningbo fainted in the heat when she went to the canteen to buy food, causing heated discussions. The editor reminded everyone to do a good job of heatstroke prevention and cooling in time on the three dog days. The hot and muggy weather is very good It is easy to cause heatstroke. Heatstroke is an emergency in which the body functions in disorder of heat balance under long-term high-temperature heat radiation. So how to give first aid in summer? Let's have a look!

At 14 o'clock on July 22, a female student from Africa fainted in the summer under the dormitory of Nottingham University in Ningbo. After being rescued by passers-by, she was sent to the medical center of the University. At present, it is no problem.

"At that time, she just came out of the air-conditioned dormitory and went to the canteen hungry to buy food. It was the hottest time outside. The temperature difference was too big and she fainted due to heatstroke. It is reported that the highest temperature in Ningbo reached 39.2 ℃ on the 22nd.

How to give first aid after summer heat stroke

Patients should be quickly transferred to a cool and ventilated place to rest and drink cold saltwater and other drinks to supplement the loss of salt and water. If there is peripheral circulatory failure, normal saline, glucose solution and potassium chloride should be supplied intravenously.

1. Physical cooling

Immerse the patient in a 4 ℃ water bath, massage the skin of the extremities, expand the blood vessels of the skin and accelerate the blood circulation. Measure the anal temperature at any time. When the anal temperature is reduced to 38.5 ℃, stop cooling temporarily and transfer it to the environment below 25 ℃ for further observation. If the body temperature rises, immediately wipe the bath with 4 ℃ water or 11 ℃ cold water, add a fan to blow, or place an ice bag on the head, armpit and groin to prevent the body temperature from rising. The latter method is also suitable for the patients who can not tolerate 4 ℃ bath, coma, old age, weakness and cardiovascular disease.

2. Drug cooling

Chlorpromazine has the function of regulating body temperature center, expanding blood vessels, relaxing muscles and reducing oxygen consumption. Chlorpromazine can be infused intravenously and blood pressure can be monitored at the same time. Add 25-50mg to 500ml solution for intravenous drip for 1-2h. Blood pressure was observed during the treatment. When the blood pressure drops, the dropping speed should be slowed down or the medicine should be stopped.

3. Symptomatic treatment

The comatose patients are prone to pulmonary infection and bedsore, so they should strengthen nursing; provide necessary heat and nutrients to promote the recovery of the patients, keep the respiratory tract unblocked, and give oxygen; actively correct the disorder of water and electrolyte, and maintain the acid-base balance; the speed of fluid replenishment should not be too fast, so as to avoid heart failure, and give digitalis preparation with rapid effect; use booster drugs to correct the rest The prevention and treatment of brain edema by mannitol dehydration. Hormone has a certain effect on the treatment of pulmonary edema and brain edema, but it is easy to be complicated with infection if the dosage is too large. In view of various complications, the corresponding treatment measures were taken.