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Introduction Over 60% of the talus is covered with cartilage. Osteochondral lesion of the talus (OLT) describes damage to the talar cartilage including pathological changes in the underlying bone. In 1870, Paget ( 1 ) first described loose
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Department of Orthopedic Surgery, National Taiwan University Hospital, Taiwan, Republic of China
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Introduction An osteochondral lesion of the talus (OLT) is defined as damage to the talar cartilage with pathological changes in the underlying bone. OLTs are associated with residual pain following an acute ankle sprain or in patients with
Ludwig Maximilian University Munich, Klinik für Orthopädie und Unfallchirurgie, Muskuloskelettales Zentrum München (MUM), Marchionostraße, Munich, Germany
Justus Maximilian University Wuerzburg, König-Ludwig-Haus, Brettreichstraße, Würzburg, Germany
Paracelsus Medizinische Privatuniversität, Strubergasse, Salzburg, Austria
Working Group Clinical Tissue Regeneration of the German Society of Orthopaedics and Traumatology (DGOU), Berlin, Germany
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Ludwig Maximilian University Munich, Klinik für Orthopädie und Unfallchirurgie, Muskuloskelettales Zentrum München (MUM), Marchionostraße, Munich, Germany
Working Group Clinical Tissue Regeneration of the German Society of Orthopaedics and Traumatology (DGOU), Berlin, Germany
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Martin-Luther-University Halle-Wittenberg, Universitätsklinikum Halle (Saale), DOUW - Abteilung für Unfall- und Wiederherstellungschirurgie, Ernst-Grube-Straße, Halle, Germany
BG-Klinikum Bergmannstrost Halle, Halle, Saale, Germany
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Introduction Osteochondral lesions of the talus (OLT) affect the talar dome with varying involvement of the articular cartilage and subchondral bone. In 2017, the working group ‘Clinical Tissue Regeneration’ of the German Society of
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had focal chondral/osteochondral lesions, 29% displayed OA, 2% were diagnosed with osteochondritis dissecans and 1% had other lesions. 24 The true incidence of chondral lesions though remains unknown due to the lack of symptoms. In terms of
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joint loading. Abnormal loading leads to microfractures within the osteochondral junction and within the subchondral bone. The advent of MRI scanning has shown bone marrow lesions within the subchondral bone, associated with degenerative changes in the
Nisantasi Ortopedi Merkezi, Hakkı Yeten Cad., Unimed Center, No:19, 34365 Fulya, Istanbul, Turkey
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Nisantasi Ortopedi Merkezi, Hakkı Yeten Cad., Unimed Center, No:19, 34365 Fulya, Istanbul, Turkey
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technique increasingly used for the treatment of hindfoot pathologies. 1 Posterior ankle impingement syndrome, flexor hallucis longus (FHL) tendon problems, osteochondral lesions, subtalar coalitions, osteoarthritis, talar bone cysts, talar fractures
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accounts for 90–95% of the collagen in the extracellular matrix. 1 , 2 Cartilage is avascular, aneural and alymphatic and consequently has limited regenerative potential. 3 Chondral and osteochondral lesions of the knee are common and may lead to
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lesions: 1) small change of signal without clear margins of fragment; 2) osteochondral fragment with clear margins but without fluid between fragment and underlying bone; 3) fluid is visible partially between fragment and underlying bone; 4) fluid is
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affecting the osteochondral unit (either with a chondral or osteochondral fragment or purely subchondral) may show accompanying bone marrow lesions. Osteoarthritis signs may appear in the course of bone remodeling as the subchondral bone becomes stiffer. In
Institut du mouvement et de l’appareil locomoteur, Marseille, France
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added to osteochondral autograft transfers (OATs) ( Figs. 1 , 2 , 3 , 4 , and 5 ). Mukai et al. 2022 ( 28 ) compared OATs + HTO to isolated OATs for knee subchondral insufficiency fractures. The OATS + HTO group had an average lesion size of 44
