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Chapped lips (also known as cheilitis simplex [5] or common cheilitis) [6] is characterized by the cracking, fissuring, and peeling of the skin of the lips, and is one of the most common types of cheilitis. [5] [7] While both lips may be affected, the lower lip is the most common site. [7]
Diagramatic representation of mucosal erosion (left), excoriation (center), and ulceration (right) Simplistic representation of the life cycle of mouth ulcers. An ulcer (/ ˈ ʌ l s ər /; from Latin ulcus, "ulcer, sore") [2] is a break in the skin or mucous membrane with loss of surface tissue and the disintegration and necrosis of epithelial tissue. [3]
The most common location to find a mucocele is the inner surface of the lower lip. It can also be found on the inner side of the cheek (known as the buccal mucosa), on the anterior ventral tongue, and the floor of the mouth. When found on the floor of the mouth, the mucocele is referred to as a ranula. They are rarely found on the upper lip.
Ulceration on the left lower lip caused by cancer The signs and symptoms of oral cancer depend on the location of the tumor but are generally thin, irregular, red and/or white patches in the mouth. The classic warning sign is a persistent rough patch with ulceration , and a raised border that is minimally painful.
Early, acute lesions may be erythematous (red) and edematous (swollen). [2] With months and years of sun exposure, the lesion becomes chronic and may be grey-white in color and appear dry, scaly and wrinkled. [2] There is thickening whitish discoloration of the lip at the border of the lip and skin.
Normal lips. The lips are normally symmetrical, pink, smooth, and moist. There should be no growths, lumps, or discoloration of the tissue. Abnormal findings are asymmetricality, cyanosis, a cherry-red or pale color or dryness. Diseases include mucocele, aphthous ulcer, angular stomatitis, carcinoma, cleft lip, leukoplakia, herpes simplex and ...
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Cheilitis glandularis—This is inflammation of the minor salivary glands, usually in the lower lip, eversion and swelling of the lip. [11] Chronic sclerosing sialadenitis is a salivary gland manifestation of IgG4-related disease. [13] [14]