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Reliability evaluation of inter-eminence line, Akagi and Dalury lines for intraoperative tibial rotation: An osteology-based study.
Williams, Rhodri; Thomas, Amal; Bajada, Stefan; Antonios, Tony; Morgan-Jones, Rhidian; Bekvalac, Jelena; Adds, Philip.
Afiliación
  • Williams R; Department of Trauma and Orthopaedics, Hywel Dda University NHS Health Board, Carmarthen, Wales, UK.
  • Thomas A; Institute of Medical and Biomedical Education (Anatomy), St George's University of London, London, UK.
  • Bajada S; Department of Trauma and Orthopaedics, Hywel Dda University NHS Health Board, Carmarthen, Wales, UK. Electronic address: stefan_bajada@yahoo.com.
  • Antonios T; Department of Trauma and Orthopaedics, Guy's & St Thomas' NHS Foundation Trust, London, UK.
  • Morgan-Jones R; Department of Trauma and Orthopaedics, Cardiff and Vale NHS University Health Board, Cardiff, Wales, UK.
  • Bekvalac J; Centre for Human Bioarchaeology, Museum of London, London, UK.
  • Adds P; Institute of Medical and Biomedical Education (Anatomy), St George's University of London, London, UK.
Knee ; 25(3): 453-458, 2018 Jun.
Article en En | MEDLINE | ID: mdl-29571819
BACKGROUND: This large osteology study examined the reliability, reproducibility and correlation between previously described tibial tray rotation alignment lines (including Akagi and Dalury lines). In addition, it described a novel inter-eminence line utilising the tibial plateau inter-condylar eminences as a landmark. METHODS: A total of 214 post-medieval (18-19th centuries) skeletal tibia were examined. The inter/intra-observer variation and correlation between reference lines were measured. RESULTS: Inter-observer reproducibility was excellent and there were no differences between Akagi, Dalury, and inter-eminence lines. Similarly, intra-observer reliability was excellent for Akagi, Dalury, and inter-eminence lines. Qualitative review of tibial inter-condylar eminences suggested that these could be easily identifiable. When taking the medial angle from a medial-lateral reference line, the Akagi line showed a mean of 96.90° (±10.27), inter-eminence line 94.52° (±12.84), and Dalury line 88.06° (±11.75). The angle produced by the Dalury line was significantly different from both the Akagi and inter-eminence lines (P≤0.001). The Akagi line and inter-eminence line showed a strong correlation (r=0.74). The Dalury line showed a weaker correlation with both the Akagi line (r=0.69) and inter-eminence line (r=0.40). CONCLUSION: This study suggested that tibial rotation lines showed excellent intra/inter-observer reliability and reproducibility. The novel and easily drawn inter-eminence line showed strong correlation with the Akagi line and could be used for tibial tray rotational alignment in total knee arthroplasty.
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Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Tibia Tipo de estudio: Prognostic_studies / Qualitative_research Límite: Female / Humans / Male Idioma: En Revista: Knee Asunto de la revista: ORTOPEDIA Año: 2018 Tipo del documento: Article Pais de publicación: Países Bajos

Texto completo: 1 Colección: 01-internacional Base de datos: MEDLINE Asunto principal: Tibia Tipo de estudio: Prognostic_studies / Qualitative_research Límite: Female / Humans / Male Idioma: En Revista: Knee Asunto de la revista: ORTOPEDIA Año: 2018 Tipo del documento: Article Pais de publicación: Países Bajos