Crocqs disease

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Crocqs disease --> acrocyanosis

(Science: clinical sign, dermatology) a condition marked by symmetrical cyanosis of the extremities, with persistent, uneven, mottled blue or red discolouration of the skin of the digits, wrists and ankles and with profuse sweating and coldness of the digits.

The appearance is causes by constriction of small arterioles in the limbs and may be associated with anxiety or a hormonal disorder.

Synonym: raynauds sign.