What Is Acrocyanosis?
Acrocyanosis is blueness of the extremities (the hands and feet) and the center of your face like the nose and ears. Acrocyanosis is typically symmetrical. It is marked by a mottled blue or red discoloration of the skin on the fingers and wrists and the toes and ankles as well as sometimes the knees. Profuse sweating and coldness of the fingers and toes may also occur.
Acrocyanosis is caused by narrowing (constriction or spasm) of small arterioles (tiny arteries) toward the end of the arms and legs. as well as nose and ears.