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chilblain

Pronunciation: chil′blān

Definition: Erythema, itching, and burning, especially of the dorsa of the fingers and toes, and of the heels, nose, and ears caused by vascular constriction on exposure to extreme cold (usually associated with high humidity); lesions can be single or multiple, and can become blistered and ulcerated.

Synonym(s): erythema pernio, perniosis

[chill + A.S. blegen, a blain]

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© Copyright 2017 Wolters Kluwer. All Rights Reserved. Review Date: Sep 19, 2016.
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