Evidence map›Paper›PMID 28680710›Full record

ArticleJournal of periodontal & implant science2017

Periodontal and endodontic pathology delays extraction socket healing in a canine model.

Jung-Hoon Kim, Ki-Tae Koo, Joseph Capetillo, Jung-Ju Kim, Jung-Min Yoo, Heithem Ben Amara, Jung-Chul Park, Frank Schwarz, Ulf M E Wikesjö

Open access · hybridAbstract read
In one paragraph

Article in Journal of periodontal & implant science, 2017. The graph could read no effect estimate from its abstract, so it casts no vote on the map. Cited by 13 papers.

0numbers the graph read from it
0cells of the map it votes in
13citing papers in PubMed
1.6field-weighted citation impact, top 18% of its field
1 · What the graph read from it

What it found

Each row is one number read from the abstract, on the scale the paper reported it, with its interval. Left of the dashed line favours the treatment, right favours the comparator. Under each row is the sentence it came from. New to these charts? A ten-minute tutorial.

The abstract states no effect estimate the extractor could read, or names no intervention and outcome on the map, so this paper lights no cell and moves no belief. It is still indexed, cited and linked below.

2 · The registry

The trial behind it

Trials whose registry record cites this paper, or whose number appears in the abstract. A trial that started after this paper was published is citing it as background, not reporting it.

Neither the registry nor the abstract names a trial number. If this is a trial report, that itself is worth knowing.

3 · Its place in the literature

Who cites it

13 citing papers in PubMed, 27 citations in OpenAlex.

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4 · The record

Corrections and comments

PubMed lists nothing against this paper. Absence here is not a guarantee, only a check that was made.

5 · Who and what money

Authors and funding

9 authors at 4 institutions in 3 countries.

Jung-Hoon KimDepartment of Periodontology and Dental Research Institute, Seoul National University School of Dentistry, Seoul, Korea.ORCID https://orcid.org/0000-0001-9875-297X
Ki-Tae KooDepartment of Periodontology and Dental Research Institute, Seoul National University School of Dentistry, Seoul, Korea.ORCID https://orcid.org/0000-0002-9809-2630
Joseph CapetilloUS Army Advanced Education Program in Periodontics, Ft. Gordon, GA, USA.ORCID https://orcid.org/0000-0002-4671-8398
Jung-Ju KimDepartment of Periodontology and Dental Research Institute, Seoul National University School of Dentistry, Seoul, Korea.ORCID https://orcid.org/0000-0002-8819-6858
Jung-Min YooDepartment of Periodontology and Dental Research Institute, Seoul National University School of Dentistry, Seoul, Korea.ORCID https://orcid.org/0000-0003-2275-7656
Heithem Ben AmaraDepartment of Periodontology and Dental Research Institute, Seoul National University School of Dentistry, Seoul, Korea.ORCID https://orcid.org/0000-0002-7927-9838
Jung-Chul ParkDepartment of Periodontology, Dankook University College of Dentistry, Cheonan, Korea.ORCID https://orcid.org/0000-0002-2041-8047
Frank SchwarzDepartment of Oral Surgery, Universitätsklinikum Düsseldorf, Düsseldorf, Germany.ORCID https://orcid.org/0000-0002-5873-9903
Ulf M E WikesjöLaboratory for Applied Periodontal & Craniofacial Regeneration (LAPCR), Augusta University Dental College of Georgia, Augusta, GA, USA.ORCID https://orcid.org/0000-0003-1607-0583
Seoul National University · KRAugusta University · USDankook University · KRDüsseldorf University Hospital · DE

Funding

No grant is acknowledged in the PubMed record.

6 · The paper itself

Abstract

purposeThe aim of the present exploratory study was to evaluate extraction socket healing at sites with a history of periodontal and endodontic pathology.

methodsThe mandibular 4th premolar teeth in 5 adult beagle dogs served as experimental units. Periodontal and endodontic lesions were induced in 1 premolar site in each animal using wire ligatures and pulpal exposure over 3 months (diseased sites). The contralateral premolar sites served as healthy controls. The mandibular 4th premolar teeth were then extracted with minimal trauma, followed by careful wound debridement. The animals were sacrificed at days 1, 7, 30, 60, and 90 post-extraction for analysis, and the healing patterns at the healthy and diseased extraction sites were compared using radiography, scanning electron microscopy, histology, and histometry.

resultsDuring the first 7 days of healing, a significant presence of inflammatory granulation tissue was noted at the diseased sites (day 1), along with a slightly accelerated rate of fibrin clot resolution on day 7. On day 30, the diseased extraction sites showed a greater percentage of persistent fibrous connective tissue, and an absence of bone marrow formation. In contrast, healthy sites showed initial signs of bone marrow formation on day 30, and subsequently a significantly greater proportion of mature bone marrow formation on both days 60 and 90. Radiographs exhibited sclerotic changes adjoining apical endodontic lesions, with scanning electron microscopy showing collapsed Volkmann canals protruding from these regions in the diseased sites. Furthermore, periodontal ligament fibers exhibited a parallel orientation to the alveolar walls of the diseased sites, in contrast to a perpendicular arrangement in the healthy sites.

conclusionsWithin the limitations of this study, it appears that a history of periodontal and endodontic pathology may critically affect bone formation and maturation, leading to delayed and compromised extraction socket healing.

Indexed as

Biological modelsBone marrowHistologyWound healing

Identifiers

PMID28680710
PMCPMC5494309
OpenAlexW2728421600

What OpenQuestion holds

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LicenceCC BY-NC
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Registered trials

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Read under generation 80e0d062 · epoch 390. Bibliography from PubMed, PubMed Central and OpenAlex; grants from NIH RePORTER; trial links from ClinicalTrials.gov; estimates, votes and beliefs from the OpenQuestion graph.