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Pericrestal incision
Incision placed not directly over the crest, but in either a more buccal or lingual location.
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Pericoronitis
Acute inflammation of the gingiva and/or mucosa surrounding a partially erupted tooth. Also known as operculitis. Inflammation of the gum around the crown of a tooth. Pericoronitis usually affects a partially impacted tooth, typically the third molar (wisdom tooth). If there is an opposing tooth, it may be difficult and painful to close the jaw.…
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Pericoronal abscess
A pus‐producing lesion that forms above the crown of a partially erupted tooth.
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Pericervical saucerization (syn)
Craterization. Pathologic crestal bone loss due to periimplantitis. Radiographically, the bone loss is cup‐shaped or saucer‐like around the coronal aspect of the dental implant.
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Periapical radiograph
Radiograph taken intraorally showing the entire tooth from the occlusal plane to the apex. The radiograph should reach 3 mm beyond the structures of the tooth. An intraoral radiograph that depicts the tooth and surrounding tissues extending to the apical region.
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Periapical
Of or relating to tissues that surround the apex or root (root tip) of a tooth; may include the periodontal ligament or alveolar bone. Around the summit, as of a tooth or lung. To tissues around the apex of a tooth (e.g., periapical abscess, infection around the root of a tooth). Around an apex, particularly…
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Periabutment
Region surrounding an implant abutment. Usually refers to the soft or hard tissues surrounding the abutment.
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Perforation
Inadvertent tear or dehiscence within a flap created during surgery, either by overthinning the mucosa, improper blade direction while making periosteal releasing incisions, or excessive flap retraction. The act of boring or piercing through a part. A hole made through a part or substance. The act of piercing through. A hole through the whole thickness…
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Percutaneous implant
Implant placed and positioned through the skin, e.g., implants placed extraorally for reconstruction of facial structures or those used in the treatment of fractures in buccomaxillofacial and orthopedic areas.
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Percussion
To strike objects to produce a sound; in dentistry, tapping with fingers or with a medical device on oral structures can allow for diagnoses regarding the state of inflammation, disease onset, or progression or healing. Diagnostic technique in which various body surfaces are tapped; the resulting sounds indicate the size, position, and general condition of…
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