periapical tissue

per·i·ap·i·cal tis·sue

the structures adjacent to a root apex, particularly the periodontal ligament and bone.

per·i·ap·i·cal tis·sue

(perē-api-kăl tishū)
Collection of cells around periapical area of a tooth; responsible for maintaining integrity and vitality of this oral region.
References in periodicals archive ?
A size #25 K-file was introduced into the root canal to irritate the periapical tissue and to create some bleeding into the root canal.
Clinically after the calcium silicate based sealer is applied in the root canal system during canal obturation, its surface properties can be affected by the periapical tissue environment.
X-ray examination was performed before surgery to explore periapical tissue and root conditions.
Incorrect use of devitalizing agents is related to secondary pain, the drug filtering into the marginal periodontium, and irritation and inflammation of the periapical tissue.
In addition to the biological and immunological factors, the followings can be effective in causing pain: Chemical mediators, changes in local adaptation of periapical tissue, changes in cyclic nucleotides, immunological phenomena and psychosomatic factors [2].
intermedia), have been implicated in human dental pulp inflammation and periapical diseases, which are associated with rapid pulp degeneration, necrosis, and destruction of periapical tissue. P intermedia has been shown previously to play a key role in periapical tooth disease and in the maxillofacial abscess formation via the expression of inflammatory cytokines [5].
[19] who found that pressure equalization (i.e., open chamber) resulted in significantly more extrusion than the sealed vial (i.e., closed chamber), regardless of the vial content due to the absence of resistance offered by periapical tissue against extrusion of irrigant and debris.
Microbiological examination of roots canal and periapical tissue of human teeth.
Chow, The periapical tissue reaction to a calcium phosphate cement in the teeth of monkeys, J.
Cements used for root end seal during endodontic microsurgery must be biocompatible with periapical tissue to favour healing and treatment success (1, 2).