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The enlargement can cause midline fissuring of the lip ("median cheilitis") or angular cheilitis (sores at the corner of the mouth). The swelling is non-pitting (c.f. pitting edema) and feels soft or rubbery on palpation. The mucous membrane of the lip may be erythematous (red) and granular. [2] One or both lips may be affected. [3]
Angular cheilitis (AC) is inflammation of one or both corners of the mouth. [4] [5] Often the corners are red with skin breakdown and crusting. [2] It can also be itchy or painful. [2] The condition can last for days to years. [2] Angular cheilitis is a type of cheilitis (inflammation of the lips). [6]
Cheilitis also called and known as chapped lips, is a medical condition characterized by inflammation of the lips. The inflammation may include the perioral skin (the skin around the mouth), the vermilion border , or the labial mucosa . [ 1 ]
Inflammation of the corners (angles) of the lips is termed angular stomatitis or angular cheilitis. 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 ...
Actinic cheilitis is cheilitis (lip inflammation) caused by long term sunlight exposure. Essentially it is a burn , [ 2 ] and a variant of actinic keratosis which occurs on the lip. [ 5 ] It is a premalignant condition , [ 6 ] as it can develop into squamous cell carcinoma (a type of mouth cancer ).
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 .
Iron-deficiency anemia is mainly caused by blood loss, such as may occur during menses or gastrointestinal hemorrhage.This often results in a depapilled, atrophic glossitis, giving the tongue a bald and shiny appearance, along with pallor (paleness) of the lips and other mucous membranes a tendency towards recurrent oral ulceration, [6] and cheilosis (swelling of the lips). [7]
Herpes simplex (infection with herpes simplex virus, or HSV) is very common in the mouth and lips. This virus can cause blisters and sores around the mouth (herpetic gingivostomatitis) and lips (herpes labialis). HSV infections tend to recur periodically. Although many people get infected with the virus, only 10% actually develop the sores.