Black teeth occur due to intrinsic and extrinsic causes. The extrinsic causes are known as causes arising outside the tooth. Staining, tartar, or other damage affecting enamel are the extrinsic causes. Intrinsic causes start inside the teeth and extend outward. Tooth decay is an intrinsic cause. The other causative agents are restoration, intake of medications, and tobacco chewing. It is managed depending on the cause.
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