Why can hand have chilblain

summary

In the cold season, chilblain is the most common skin disease on people, and in the human body, hands, feet and face is the most prone place to chilblain, therefore, this paper introduces the causes of chilblain.

Why can hand have chilblain

First of all: cold is the main cause of chilblain. The cause of chilblain is that when the skin of patients with chilblain encounters cold (0-10 ℃), humidity or sudden changes of cold and warm, the local small arteries contract, the arterial blood vessels are paralyzed and expanded for a long time, the veins are congested, and the local blood circulation is poor.

Secondly, skin humidity, peripheral microvascular malformation, autonomic nervous dysfunction, malnutrition, endocrine disorders and other factors may also participate in the pathogenesis.

Finally: lack of exercise in peacetime, wearing shoes and socks too tight or long-term outdoor low temperature working and other factors, can induce the occurrence of frostbite.

matters needing attention

After understanding the causes of frostbite on the opponent, we should pay attention to preventive measures in the cold season, strengthen exercise, promote blood circulation, and improve the body's ability to adapt to the cold.