Horizontal lines on teeth may be normal, or they may be caused by enamel underdevelopment as well as excessive tooth wear and tooth calcification.
1. Normal phenomenon: The horizontal lines on the teeth may be enamel growth lines or new lines, which is usually a normal phenomenon, if there is no discomfort symptoms, do not need to worry too much.
2. Enamel underdevelopment: Enamel underdevelopment is usually related to genetic factors or enamel matrix formation disorders, and may be manifested as horizontal lines on the teeth.
3. Excessive wear and tear of the teeth: If you brush your teeth too hard, the teeth will be excessively worn, which may also lead to the appearance of horizontal stripes on the teeth.
4. Calcification of the teeth: the horizontal lines on the teeth may also be calcification of the teeth, which may be related to drinking carbonated beverages for a long time, and may also be caused by the presence of calculus on the surface of the teeth.
Teeth on the horizontal lines recommended to the relevant departments of the regular hospital to clarify the specific causes, so as to target treatment, usually must be diligent in brushing and rinsing, to maintain oral hygiene.