Frostbite occurs on which parts of the body?

Written by Xie Ming Feng
Dermatology
Updated on September 30, 2024
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Chilblains are a cold-related disease, commonly occurring in the peripheral areas as a localized congestive inflammatory skin condition. They generally appear in the early winter or early spring when the temperatures are lower, which facilitates the onset of chilblains. The common sites for chilblains are the extremities and exposed areas, including the hands, face, and auricles.

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Written by Xie Ming Feng
Dermatology
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Why does frostbite occur year after year?

Cold is the primary cause of chilblains, but in addition, factors such as the patient's own skin moisture, abnormalities in peripheral microvessels, autonomic nerve dysfunction, malnutrition, anemia, endocrine disorders, etc., may also participate in the development of the disease. Other factors such as lack of exercise, hyperhidrosis of the hands and feet, overly tight socks and shoes, and long-term outdoor work may also contribute to the occurrence of chilblains. Therefore, chilblains are actually a multifactorial disease, making it prone to recurrence.

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Written by Zhu Zhu
Dermatology
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Do chilblains recur every year?

Chilblains are caused by the skin being in a low temperature environment. If chilblains occur, the likelihood of recurrence is very high, but it is not absolute. After experiencing chilblains once, if the environmental temperature is relatively low every year afterward and one does not keep warm sufficiently, it is basically possible for the chilblains to recur annually. However, if the climate temperature rises in subsequent years and one pays attention to keeping warm, it is also possible that chilblains will not reappear.

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Written by Xie Ming Feng
Dermatology
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Do chilblains hurt?

Frostbite occurs due to cold, causing the small arteries at the distal parts of our body to constrict, become paralyzed and spasm, leading to venous congestion and poor local blood circulation. Therefore, patients generally have symptoms such as itching and pain. Minor cases primarily present with itching which worsens with heat, while severe cases may mainly experience pain, especially when severe blisters, ulcerations, and further increased pain occur. If there is pain due to local frostbite, topical application of traditional Chinese medicine ointments that warm, expel cold, promote blood circulation, and relieve pain, or frostbite creams, capsicum tincture, etc., can be used.

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Written by Zhu Zhu
Dermatology
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How to stop the itching from frostbite?

After suffering from frostbite, itching occurs mainly due to the stimulation of peripheral nerves causing an itchy sensation. Therefore, to relieve itching, one can apply some anti-itch creams such as frostbite cream. Saline, ginger, and soap can also be used to alleviate itching by promoting local skin blood circulation and constricting local blood vessels, thus having an anti-itch effect. After frostbite itches, one must not scratch, press, or touch cold water.

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Written by Zhu Zhu
Dermatology
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Can ginger be used to rub on frostbite?

If the skin is not broken or ruptured after suffering from frostbite, ginger can be used to rub the affected area. However, the effectiveness of using ginger is not particularly good. But if the skin affected by frostbite is clearly broken or ruptured, ginger should not be used. Using ginger in such cases can cause severe irritation to the affected skin, which may likely lead to a secondary bacterial infection. It is recommended for patients suffering from frostbite to use some ointments that help improve local circulation.