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furcation

   Also found in: Dictionary/thesaurus 0.06 sec.
furcation /fur·ca·tion/ (fur-ka´shun) the anatomical area of a multirooted tooth where the roots divide.
fur·ca·tion (fûr-kshn)
n.
1. A forking, or a forklike part or branch.
2. The region of a multirooted tooth at which the root divides.

furcation (furkā´shn),
n the region of division of the root portion of a tooth.
furcation defects,
n.pl the structural defects that occur in the region of the division of the root of a tooth into two, three, or four divisions. Generally, these constitute a communication channel between the pulp and the periodontal space.
Enlarge picture
Furcation.

furcation
the area where roots join the crown in a tooth with multiple roots.

furcation exposure
a classification of the degree of exposure accessible with a periodontal probe. Used in periodontal charting.

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Diseased and at-risk teeth are described as those with caries extending into the pulp chamber, those with periapical lesions, periodontal pockets over 4-5 mm, furcation involvements of Grade 2 and mobility of Grade 2 or more.
Furthermore, after additional modeling, we found a smoking and dental furcation interaction (p = 0.
These indications include the treatment of periodontal defects between the dental roots, called furcation involvement, which occur in posterior teeth that have more than one root and the surgical treatment of recession defects.
 
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