What is mucocutaneous pigmentation?
Abstract. Laugier-Hunziker syndrome (LHS) is an acquired, benign, macular hyperpigmentation of the lips and oral mucosa, often associated with pigmentation of the nails. It is a rare disorder thought to be more common than the number of reported cases would suggest.
How do you treat Laugier-Hunziker syndrome?
No treatment is required for Laugier-Hunziker syndrome. Laugier-Hunziker has no association with systemic diseases so there are few if any complications. If systemic symptoms are apparent a patient must be worked-up for another diagnosis. Cosmetically disfiguring or bothersome lesions may be treated with laser therapy.
What is Laugier-Hunziker syndrome?
Laugier–Hunziker syndrome (LHS) is an acquired pigmentary condition affecting lips, oral mucosa and acral area, frequently associated with longitudinal melanonychia. There is neither malignant predisposition nor underlying systemic abnormality associated with LHS.
What causes pigmented lesion?
What are pigmented lesions? These skin spots and growths are caused by melanocyte cells in the skin. Melanocytes are the cells that produce melanin, the substance that gives color (pigment) to the skin.
What causes black pigmentation in oral cavity?
Black and brown pigmented lesions of the oral cavity can occur from deposition of either exogenous materials or endogenous pigments. The etiology may be physiologic, reactive, neoplastic, idiopathic, or a sign of systemic disease.
How do I get rid of brown spots on my lips?
To reduce the appearance of a black spot, a person may find exfoliating with a sugar or salt scrub helpful. This can remove dead, discolored cells and reveal healthier new cells below. Eating a balanced diet and drinking plenty of water can prevent some causes of black spots on the lips.
Why do my lips have black spots?
Dark or black spots on lips are often caused by angiokeratoma of Fordyce. Although they can vary in color, size, and shape, they’re usually dark red to black and wart-like. These spots are typically harmless. They can be found on any mucous-producing skin, not just lips.
What causes hyperpigmentation inside mouth?
Skin discoloration around the mouth is caused by excess melanin production in your skin. Hormonal changes, medications, and sun exposure are related to hyperpigmentation. Nutritional deficiencies, skin trauma, and other medical conditions may also cause skin discoloration.
What are the danger signs in pigmented lesions?
Any change in size, shape, color or elevation of a spot on your skin, or any new symptom in it, such as bleeding, itching or crusting, may be a warning sign of melanoma.
What is mucosal melanoma?
Mucosal melanoma is a rare type of melanoma that occurs on mucosal surfaces. Mucous membranes are moist surfaces that line cavities within the body. This means that mucosal melanoma can be found in the respiratory tract, gastrointestinal tract or genitourinary tract.
