prevention
In winter, it is necessary to build a warm-warming house, and bring the cows into the house in a cold climate in a timely manner, and do regular inspections to see if there is a hole to prevent the cold wind from entering. Storehouses should be kept dry and sanitary, and they should often be cleaned of feces and firewood or dry soil. Minimize outdoor activities in cold and windy weather, and if necessary, choose a place that is leeward and sunny. If conditions are available, promote the necessary heating measures.
treatment
The treatment of superficial frostbite (frozen skin) of dairy cows should not be carried out immediately by baking or bubbling in hot water, but may be rubbed with white wine or pepper several times a day; or massaged with camphor alcohol or boric acid alcohol. Such as frostbite occurs in the limbs and feet, it is desirable to add chili water, eggplant stalk, ginger and other 10 times to boil, when the water temperature dropped to 45 °C, the cow frostbite soaked into the feet, each more than 10 minutes, 2 times a day. If there is blisters at the site of frostbite, use a sterile needle to drain the sputum, partially apply 30% boric acid to the wet compress, dry it and apply it with 10% sulfur fish paste, once daily. When there is an ulcer, apply it with Vaseline or lard and then wrap it with gauze. When the frostbite is swollen, it can be coated with 1% iodine or camphor ointment, iodine glycerol, etc.
The treatment of deep frostbite (full-thickness skin and subcutaneous tissue frozen, etc.) of cows will immerse the wounded limbs in iron drums containing warm water and heat them to 38°C~42°C in 5~10 minutes (feel not hot to the touch). Slightly elevated by the frozen part to eliminate edema. When frostbite is large and deep, antibiotics are used to prevent infection. Severe frostbite can be closed with procaine, prompting necrotic tissue to fall off as soon as the wounds heal. When the frostbite is secondary to infection, the necrotic tissue is removed, and disinfection and wound treatment are performed.
Treatment of dairy cows with frostbite can be used to wash the affected area with 0.1% rivanol, then apply compound sulfa ointment, strengthen nursing care, and wear nipple protector if necessary; if the frostbite is severe, use antibacterial therapy to prevent infection caused by necrosis, And according to the degree of frostbite positive symptomatic treatment.
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