Angular cheilitis

Uncommon card · No. 100232

Angular cheilitis (AC) is inflammation of one or both corners of the mouth. Often the corners are red with skin breakdown and crusting. It can also be itchy or painful. The condition can last for days to years. Angular cheilitis is a type of cheilitis (inflammation of the lips). Angular cheilitis can be caused by infection, irritation, or allergies. Infections include by fungi such as Candida albicans and bacteria such as Staph. aureus. Irritants include poorly fitting dentures, licking the lips or drooling, mouth breathing resulting in a dry mouth, sun exposure, overclosure of the mouth, smoking, and minor trauma. Allergies may include substances like toothpaste, makeup, and food. Often a number of factors are involved. Other factors may include poor nutrition or poor immune function. Diagnosis may be helped by testing for infections and patch testing for allergies. Treatment for angular cheilitis is typically based on the underlying causes along with the use of a barrier cream. Frequently...

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