�y��vlog

Nine years ago, he joined a few colleagues in speculating that the baby tooth helped to stabilize the permanent tooth against sideways breakage as it erupted.

In the absence of a place holder, adjacent teeth may drift into the space, blocking the growth of the permanent tooth.

That permanent tooth arrives, only to be forgotten and virtually ignored as the years go by.

If a permanent tooth makes it appearance before the first is removed, or has become loose, the milk tooth, although not loose, should be removed without delay.

Examination of the mouth often develops the fact that one of the temporary teeth causes much irritation by remaining unshed, and thereby interfering with the growth of a permanent tooth.