What should be done for a patient showing signs of frostbite?

For a patient showing signs of frostbite, removing them from the cold environment is crucial because it helps prevent further injury and allows for more effective treatment. Being in a cold environment can exacerbate the condition by continuing to lower the skin temperature and causing more damage to the affected tissues. Once the patient is in a warmer setting, treatment can then focus on warming the frostbitten areas carefully and appropriately.

Using direct heat rapidly can cause burns and further damage to frozen tissues, while exposing the area to air may lead to additional loss of heat. Applying ice packs can also worsen tissue injury, as it can cause vasoconstriction and impede blood flow to the affected area, delaying healing. Thus, ensuring the patient is away from the cold is the first step in comprehensive care for frostbite.