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Lip licker's dermatitis is a type of skin inflammation around the lips due to damage by saliva from repetitive lip licking and is classified as a subtype of irritant contact cheilitis. [ 1 ] [ 2 ] The resulting scaling, redness , chapping , and crusting makes a well-defined ring around the lips .
Lip licker's dermatitis, popularly known as perioral dermatitis, in a young male with a lip-licking habit. Note also deep fissures on lips. Counterintuitively, constant licking of the lips causes drying and irritation, and eventually the mucosa splits or cracks. [2] The lips have a greater tendency to dry out in cold, dry weather.
Lip licking causes a vicious cycle of licking lips to hydrate, only to dry them out more said Dr. Shayan Cheraghlou, academic chief dermatology resident at NYU Grossman School of Medicine.
The term "cheilocandidiasis" describes exfoliative (flaking) lesions of the lips and the skin around the lips, and is caused by a superficial candidal infection due to chronic lip licking. [14] Less severe cases occur during cold, dry weather, and is a form of chapped lips. Individuals may lick their lips in an attempt to provide a temporary ...
Tingling Lips: 4 Possible Causes, According to Experts If you're wondering why your lips are tingling, these insights from both an allergist and a dermatologist should help. 1.
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In children a frequent cause is repeated lip-licking, and in adults it may be a sign of underlying iron deficiency anemia, or vitamin B deficiencies (e.g., B 2-riboflavin, B 9-folate, or B 12-cobalamin, which in turn may be evidence of poor diets or malnutrition such as celiac disease).
Conditions that can cause saliva overproduction include: [4] Rabies; Pellagra (niacin or vitamin B 3 deficiency) [6]; Gastroesophageal reflux disease, in such cases specifically called a water brash (a loosely defined lay term), and is characterized by a sour fluid or almost tasteless saliva in the mouth [7]