noun
- A painful inflammation of the skin, typically affecting the toes, fingers, ears, or nose, caused by exposure to cold followed by rapid rewarming; chilblain.
Usage: medical; chiefly British
Examples
- The hiker developed pernio on his toes after spending hours in the snow.
- Pernio is more common in damp, cold climates where temperature fluctuations are frequent.
- She treated her pernio with gradual rewarming and moisturizing creams.
- The doctor diagnosed pernio based on the characteristic blistering and itching on her fingers.