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Angular cheilitis (also called perlèche, cheilosis, or
stomatitis) is a condition with deep cracks and splits at the corners of the
mouth. If severe, the splits or cracks may bleed when the mouth is opened and a
shallow ulcer or a crust may form.
Possible causes of angular
In young children, the cracks and splits often begin with
lip-licking, biting the corners of the mouth, or thumb-sucking.
Treatment depends on the cause and can include lip lubrication,
antifungal and antibiotic medicine, vitamins, and dentures for a person
Current as of:
November 14, 2014
William H. Blahd, Jr., MD, FACEP - Emergency Medicine & David Messenger, MD
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