By: Theodoros Manfredi
Chilblains are also called ‘pernio’ or
‘perniosis’ and describe a condition often mistaken for frostbite. These are
acral ulcers – ulcers affecting the fingers and toes – which cause redness and
swelling when those extremities are exposed to the cold. This is due to damage
to the capillary beds inside the skin which cause the symptoms.
