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Gum recession is one of the gum problem
areas that are easily identifiable by a
patient. For instance, when the recession is
in the front of the mouth, it is very often
noticeable. But, important to know, is that
recession may occur on any of the teeth.
There are two types of gum tissues that
surround the tooth. The part surrounds the
neck of the tooth and is attached to the
tooth and underlying bone, and is called
attached gingiva which is immovable and
tough. Below the attached gingiva is looser
gum called the alveolar mucosa which
contains muscle, and is flexible to allow
movement of the cheeks and lips. The muscles
in the alveolar mucosa are constantly
contracting, which pulls on the bottom edge
of the attached gingiva. Normally the
attached gingiva is wide and strong enough
to act as a barrier, which prevents the gum
from being pulled down (receding).
There are people who are born without
sufficient attached gingiva to prevent the
muscle in the alveolar mucosa from pulling
the gum down. In cases such as these,
the gum slowly continues to recede over
time, even though the patient may have given
much attention to their oral hygiene. This
is not an infection, as is seen with
periodontal disease, but rather
simply an natural condition. Still, bone
recession is occurring at the same time the
gum is receding.
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The replacement of missing attached gum is
called gingival grafting. A small piece of
attached gingiva is taken from the roof of
the mouth, and transplanted to the site. The
new tissue reattaches and reforms a new
layer of attached gum, which should last a
lifetime with proper care. The roof of the
mouth actually heals quite quickly. With
this procedure the root is not covered, and
the tissue stays at the same level as
before, except with attached gingiva at the
margin. These procedures don't provide a
hardship to the patient, and rarely require
more than an over-the-counter pain
medication post-operatively. The most
inconvenient part of the surgery is not
chewing on the area for 2 weeks.
Routine gum grafts do not cover up the
exposed root surface. If this is preferred
then a different technique is used (more
information is under
Cosmetic
Procedures). Actually, covering the
root does not make the tooth stronger. |