Some people find that their gums black, unlike other people's gums are pink. Got anything to worry about whether the disease. This causes the gums or oral mucous membrane color change of the material from two sources, some from the body itself, known as endogenous substances. There are a variety of melanin and hemoglobin pigment from the other part comes from outside the body, known as exogenous substances, mainly heavy metals, dyes, pigments and botanical drugs.
Clinical will be divided into free gingival gum tissue, gingival attachment and gingival papilla of three parts. Normal gingival attachment was pink, while a small number of normal surface of the gingival attachment, you can see a cloudy dispersion of melanin deposition, especially in the darker and more common in black people. This pigmentation is no pathological dental equipment significance, and need treatment.
In addition, some exogenous pigment material, such as salts of heavy metals (lead, mercury), is absorbed into the blood circulation through the body, the edge can be formed in the gum strip or wire of light gray or blue-black pigmentation, called lead line, mercury line. Long-term heavy smokers. The surface of the gums caused by tobacco will have pigmentation. Some drugs can also cause oral mucosa and teeth color changes.
Needs to be emphasized is that if the gums or palate hyperpigmentation on the area becomes rough, uplift, easy bleeding or lumps, should be timely treatment.
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