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acrocyanosis ac·ro·cy·a·no·sis (āk'rō-sī'ə-nō'sĭs)
A circulatory disorder in which the hands, and less commonly the feet, are persistently cold, blue, and sweaty.
bluish discoloration of the hands caused by spasms in arterioles (small arteries) of the skin. Less commonly, the feet are affected. The fingers or toes are usually cold and sweat copiously. The cause of the condition is unknown. Acrocyanosis is most common in women, particularly in adolescents and those in their 20s. The condition usually improves with age