{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,5,6]],"date-time":"2026-05-06T19:10:36Z","timestamp":1778094636274,"version":"3.51.4"},"reference-count":38,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2014,11,22]],"date-time":"2014-11-22T00:00:00Z","timestamp":1416614400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Clinical Oral Implants Res"],"published-print":{"date-parts":[[2016,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>This study investigated the pattern of resorption of the mandibular ridge under implant\u2010supported overdentures.<\/jats:p><\/jats:sec><jats:sec><jats:title>Material and methods<\/jats:title><jats:p>Files of 60 patients were available for analysis (45 women and 15 men, mean age at the time of the follow\u2010up 76.5\u00a0\u00b1\u00a08.5\u00a0years, 54 patients restored with bars, 6 with ball anchors). A baseline was defined by different stable landmarks and quartered. Linear measurements from this baseline at different clinical relevant sites approximately at: (i) the area close to the mental foramen\/close to the implant, (ii) the chewing center, and (iii) the distal edge of the denture flange were carried out on rotational tomograms (OPTs). The OPTs were taken after prosthetic restoration and at an individual follow\u2010up time (mean 11\u00a0\u00b1\u00a04.75\u00a0years). The known implant length served to scale each measurement to avoid any distortion errors.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>The resorption rate showed a high individual variation, but among the three sites, the difference was highly significant. Median values of site (i) left\u00a0=\u00a0\u22120.07\u00a0mm\/right\u00a0=\u00a0+0.05\u00a0mm, site (ii) left\u00a0=\u00a0\u22120.60\u00a0mm\/right\u00a0=\u00a0\u22120.55\u00a0mm, and site (iii) left\u00a0=\u00a0\u22121.58\u00a0mm\/right\u00a0=\u00a0\u22122.01\u00a0mm.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>The load of the distal flange of a mandibular implant overdenture increases bone resorption as a local factor, whereas implants may help to prevent resorption in the neighboring bone. An individual\u2010adapted follow\u2010up protocol should be established for each patient restored with an implant overdenture.<\/jats:p><\/jats:sec>","DOI":"10.1111\/clr.12523","type":"journal-article","created":{"date-parts":[[2014,11,22]],"date-time":"2014-11-22T05:40:47Z","timestamp":1416634847000},"page":"267-272","source":"Crossref","is-referenced-by-count":19,"title":["Bone resorption in different parts of the mandible in patients restored with an implant overdenture. A retrospective radiographic analysis"],"prefix":"10.1111","volume":"27","author":[{"given":"Urs","family":"Kremer","sequence":"first","affiliation":[{"name":"Department of Prosthodontics School of Dental Medicine University of Bern Bern Switzerland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Sven","family":"Schindler","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics School of Dental Medicine University of Bern Bern Switzerland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Norbert","family":"Enkling","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics School of Dental Medicine University of Bern Bern Switzerland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Andreas","family":"Worni","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics School of Dental Medicine University of Bern Bern Switzerland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Joannis","family":"Katsoulis","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics School of Dental Medicine University of Bern Bern Switzerland"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Regina","family":"Mericske\u2010Stern","sequence":"additional","affiliation":[{"name":"Department of Prosthodontics School of Dental Medicine University of Bern Bern Switzerland"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2014,11,22]]},"reference":[{"key":"e_1_2_8_2_1","first-page":"425","article-title":"Long\u2010term treatment outcomes in edentulous patients with implant overdentures: the Toronto study","volume":"17","author":"Attard N.J.","year":"2004","journal-title":"International Journal of Prosthodontics"},{"key":"e_1_2_8_3_1","doi-asserted-by":"publisher","DOI":"10.1016\/0022-3913(71)90070-9"},{"key":"e_1_2_8_4_1","doi-asserted-by":"publisher","DOI":"10.1111\/clr.12205"},{"key":"e_1_2_8_5_1","doi-asserted-by":"publisher","DOI":"10.14219\/jada.archive.1960.0031"},{"key":"e_1_2_8_6_1","doi-asserted-by":"publisher","DOI":"10.3109\/00016356709072522"},{"key":"e_1_2_8_7_1","first-page":"27","article-title":"Morphologic changes of the mandible after extraction and wearing of dentures. 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