Dark spots on the surface of teeth need to be removed by ultrasonic cleaning if they are pigmented or calculus; if they are decayed, the decayed material needs to be removed before filling treatment.
1. Pigmentation: Long-term smoking, drinking strong tea, drinking coffee, drinking beverages containing pigment, etc. may lead to black spots on the surface of the teeth. If the tooth surface is smooth and intact, it can be removed by ultrasonic cleaning.
2. Tartar: usually oral cleaning is not in place, food debris and soft tartar accumulation, with the development of time is easy to form dental calculus, resulting in the appearance of black spots on the teeth. This situation is also need to carry out ultrasonic cleaning.
3. caries: tooth decay, the outermost layer of enamel will be decalcified, the surface will appear black spots, with its development, the spot will gradually become larger, caries will form, and may even be painful. This situation should be timely to the hospital stomatology department for filling treatment.
There are many reasons for black spots on the surface of the teeth, it is recommended to go to the hospital for timely examination and early treatment.