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Definition

noun

A disorder characterized by dry scaling and cracking of the lips as well as fissures at the labial commissure (the corner of the mouth).

Supplement

Cheilosis may be caused by fungal (e.g. Candida albicans) infection or vitamin B deficiency.

Synonym(s):

• perleche
• angular cheilitis
• angular stomatitis
• commissural cheilitis