...hypersensitivity According theory, fluid within the dentinal tubules can flow in either an inward or outward direction depending on pressure differences in the surrounding tissue. A stimulus that makes contact with a tooth surface with open tubules causes a fluid disturbance, or change in flow direction, which is perceived as pain by the patient.

Common stimuli, or triggers, of dentin hypersensitivity include: beverages that are cold, hot, sweet or sour; cold air; and aggressive brushing or flossing. The most common triggers of dentin hypersensitivity are cold air, food or drinks.

Who Suffers from Dentin Hypersensitivity?

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NOTE: All illustrations and photos have been removed from this article.




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