Synonyms of Perniosis - Cold Induced Vascular Disease -
Erythema, Pernio - No subdivisions found. Perniosis is an
inflammatory disorder that is triggered by prolonged exposure to
cold and damp (humid) conditions. It is a form of inflammation
of the small blood vessels (vasculitis) and is characterized by
painful, itchy, tender, skin lesions on the lower legs, hands,
toes, feet, ears and face. The lesions usually last for two to
three weeks. One form of the disorder affects the blood vessels
of the thighs. Perniosis is an inflammation of the small blood
vessels caused by an abnormal reaction to the cold. It is
characterized by a bluish-red discoloration of the skin that can
cause pain, intense itching, burning, and swelling of the skin
especially as the body becomes warmer. A dark-blue discoloration
(acrococyanosis) may be seen on the fingertips or extremities.
The lesions usually occur on the fingers, toes, lower legs,
heels, ears and nose. In severe cases there may be blister-like
lesions (bullae) which may