Zdrastvujte! At me such question: the Tooth healthy, But sometimes, when I clean the storage...

[Lena]

Zdrastvujte! At me such question: the Tooth healthy,
But sometimes, when I clean a teeth on a place of contact with a gum or gingiva above the pain in a tooth is felt and at once passes or takes place. Went to the stomatologist, it's OK
What is it can be?

[Haljavka V.V.]

Hello, Lena! At you not it's OK, about confidence, at all not seeing I can tell or say, that at you either sphenoidal or clinoid deffekt, or erosion of an enamel!

[child]

Thanks big for the answer! How now to treat such tooth? Advise something, please!
Lena