<unk>  is a rare condition, appearing as generalized erythema (redness) and edema (swelling) of the attached gingiva, occasionally accompanied by cheilitis (lip swelling) or glossitis (tongue swelling). It is called<unk>  where the gingiva (gums) are involved,<unk> <unk>  cheilitis, where the lips are involved, and other terms such as<unk> <unk>  orifacial mucositis, or<unk> <unk>  gingivostomatitis where several sites in the mouth are involved. On the lips, the condition appears as sharply outlined, infiltrated, dark red plaque with a lacquer-like glazing of the surface of the involved oral area.
Plasma cell gingivitis
Denture-related stomatitis
Occupational acne
Contact stomatitis
Nutritional deficiency eczema
Steroid rosacea
Noxzema
Contact granuloma