{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,7,22]],"date-time":"2026-07-22T16:03:09Z","timestamp":1784736189457,"version":"3.55.0"},"reference-count":33,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,7,22]],"date-time":"2026-07-22T00:00:00Z","timestamp":1784678400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,7,22]],"date-time":"2026-07-22T00:00:00Z","timestamp":1784678400000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["esskajournals.onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Knee surg. sports traumatol. arthrosc."],"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Purpose<\/jats:title>\n                    <jats:p>The primary aim of this study was to compare clinical outcomes following isolated medial patellofemoral ligament (MPFL) reconstruction in patients with increased tibial tubercle\u2013trochlear groove (TT\u2013TG) distance and those with normal TT\u2013TG distance. Secondary aims were to compare the complication and recurrence rates between groups.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>\n                      This prospective single\u2010centre study included 121 consecutive patients who underwent isolated MPFL reconstruction between 2011 and 2022 for recurrent patellar dislocation (RPD). Patients were divided into two groups according to preoperative TT\u2013TG distance: &lt;20\u2009mm (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200990) and \u226520\u2009mm (\n                      <jats:italic>n<\/jats:italic>\n                      \u2009=\u200931). Functional outcomes were assessed using the International Knee Documentation Committee (IKDC) score preoperatively and at a minimum follow\u2010up of 24 months. Functional improvement (\u0394IKDC) was calculated, and complication and recurrence rates were also collected. Anatomical risk factors for patellar instability, including trochlear dysplasia and patellar height, were assessed and compared between groups.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Patients in both groups were comparable with respect to age (28.3\u2009\u00b1\u20096.5 vs. 26.1\u2009\u00b1\u20096.7 years;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.138), gender (54.8% vs. 64.4% female;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.497) and follow\u2010up duration (79.7\u2009\u00b1\u200931.0 vs. 84.2\u2009\u00b1\u200938.0 months;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.509). Postoperative IKDC scores were comparable between groups (80.1\u2009\u00b1\u200915.4 for TT\u2013TG\u2009\u2265\u200920\u2009mm vs. 78.9\u2009\u00b1\u200915.3 for TT\u2013TG\u2009&lt;\u200920\u2009mm;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.614). Functional improvement did not differ significantly between groups (\u0394IKDC: 19.0\u2009\u00b1\u200917.3 vs. 25.8\u2009\u00b1\u200918.9;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.075). After adjustment for baseline IKDC score, no between\u2010group difference was observed (adjusted mean difference \u22120.9 [\u22127.2;5.3],\n                      <jats:italic>p<\/jats:italic>\n                      \u2009=\u20090.769). There was no difference in complications between groups. No recurrence of instability was reported in either group.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>An increased TT\u2013TG distance was not associated with inferior short\u2010 to mid\u2010term outcomes following isolated MPFL reconstruction for RPD with low\u2010grade trochlear dysplasia and no patella alta. These findings reinforce the importance of a comprehensive, individualized assessment of patellar instability risk factors and suggest that TT\u2013TG distance should not be used in isolation to determine the need for bony realignment procedures.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Level of Evidence<\/jats:title>\n                    <jats:p>Level II.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1002\/ksa.70529","type":"journal-article","created":{"date-parts":[[2026,7,22]],"date-time":"2026-07-22T15:26:22Z","timestamp":1784733982000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Isolated medial patellofemoral ligament reconstruction provides similar outcomes in patients with increased versus normal tibial tubercle\u2013trochlear groove distance"],"prefix":"10.1002","author":[{"given":"Jean Baptiste","family":"Vincent","sequence":"first","affiliation":[{"name":"Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix\u2010Rousse Hospital Lyon University Hospital (Hospices Civils de Lyon) Lyon France"},{"name":"Department of Orthopaedic Surgery University Hospital of Montpellier Montpellier France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0007-3231-5444","authenticated-orcid":false,"given":"Julien","family":"Erard","sequence":"additional","affiliation":[{"name":"Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix\u2010Rousse Hospital Lyon University Hospital (Hospices Civils de Lyon) Lyon France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0009-0009-5956-9510","authenticated-orcid":false,"given":"Matthew","family":"Free","sequence":"additional","affiliation":[{"name":"Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix\u2010Rousse Hospital Lyon University Hospital (Hospices Civils de Lyon) Lyon France"},{"name":"Department of Orthopaedic Surgery Box Hill Hospital Melbourne Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Fran\u00e7ois","family":"Faure","sequence":"additional","affiliation":[{"name":"Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix\u2010Rousse Hospital Lyon University Hospital (Hospices Civils de Lyon) Lyon France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"C\u00e9cile","family":"Batailler","sequence":"additional","affiliation":[{"name":"Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix\u2010Rousse Hospital Lyon University Hospital (Hospices Civils de Lyon) Lyon France"},{"name":"IFSTTAR, LBMC UMR_T9406 Univ Lyon, Claude Bernard Lyon 1 University Lyon France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"S\u00e9bastien","family":"Lustig","sequence":"additional","affiliation":[{"name":"Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix\u2010Rousse Hospital Lyon University Hospital (Hospices Civils de Lyon) Lyon France"},{"name":"IFSTTAR, LBMC UMR_T9406 Univ Lyon, Claude Bernard Lyon 1 University Lyon France"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Elvire","family":"Servien","sequence":"additional","affiliation":[{"name":"Orthopaedics Surgery and Sports Medicine Department, FIFA Medical Center of Excellence, Croix\u2010Rousse Hospital Lyon University Hospital (Hospices Civils de Lyon) Lyon France"},{"name":"LIBM\u2014EA 7424, Interuniversity Laboratory of Biology of Mobility Claude Bernard Lyon 1 University Lyon 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