Chilblains, also known as pernio, are painful swellings of the skin that can occur when a person is exposed to cold temperatures. They typically appear on the hands, feet, and face, and can last anywhere from days to weeks.
When chilblains develop, they can cause the skin to become red, inflamed, and itchy. In some cases, the skin can also become blistered and cracked. In addition to being painful, chilblains can also lead to complications such as skin infections, ulcers, and permanent scarring.
In most cases, chilblains will resolve within a few days to a week. However, the duration of the condition can vary from person to person. In some cases, chilblains can last up to several weeks, or even months.
The best way to prevent chilblains is to keep the affected area covered in cold temperatures. Wearing layers of clothing and avoiding overexposure to cold temperatures can help reduce the risk of developing chilblains. Additionally, it is important to keep the affected area clean and dry in order to avoid complications.
In conclusion, chilblains can last anywhere from days to weeks or even months. Prevention is the best way to avoid developing chilblains, and it is important to keep the affected area covered and clean in order to prevent complications.