Heat stroke is a general term for sunstroke and warm-up. In the hot season, the cow's head is exposed to strong direct sunlight, causing acute brain parenchymal lesions and difficulty in cooling the body. Central nervous disorders are caused by the heat stroke.
First, clinical symptoms:
Heat stroke often occurs suddenly during summer heat or when the environment is hot. The diseased cattle are depressed or excited, slow-moving, bouncing, unsteady body, sweating, body temperature above 42 degrees, pulse more than 100 times per minute, and difficulty in breathing. , Open mouth breathing, breathing more than 80 times per minute, auscultation pulmonary alveolar breath sounds, eye conjunctival flushing, loss of appetite, increased desire to drink, loss of consciousness, mouth foaming, phlegm death.
Second, diagnosis:
According to the incidence of the disease during the hot season, the cattle were moored in the pens, under direct sunlight or hot and humid in the strong sunlight. In addition, they were diagnosed as heat stroke based on clinical symptoms.
Third, treatment
1, found that the disease should be immediately put the cow in a cool, ventilated place, drinking cold water and enema, with 2.0% chlorpromazine 10-20 ml, 50-100 ml of amian, intramuscular injection.
2, to correct acidosis: intravenous infusion of 5% sodium bicarbonate 500-1000 ml, 10% sodium chloride 1000-2000 ml.
3, reduce intracranial pressure: intravenous infusion of 20% mannitol 500-1000 ml, 5% glucose 500-1000 ml, V-C100-200 ml.
4, irritability, excitement phlegm: intravenous infusion of ampoules 100 ml, magnesium sulfate 100 ml, intramuscular Qing Kai Ling 50-100 ml.
5, gavage: Huoxiang righteousness water 200-300 ml, chronic medical records can be fed with herbs.
The above medicines should be used as appropriate according to the disease condition. Symptomatic treatment has an effective rate of more than 95%.
Fourth, prevention:
1. During the hot season, the housing should be well ventilated and ventilated to prevent it from being sultry and airtight. There must be a certain venue for activities.
2. Do not bolt the cow under strong sunlight for a long time.
3, cowshed to install shady net.
4. When transporting cattle by car, avoid crowded vehicles and have ventilation facilities.
5. Regularly give some sunscreen-cooling medicine to drink.
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