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Gender-specific factors influencing the glenoid version and reference values for it.

Cornelius Sebastian Fischer1, Matthias Floß2, Till Ittermann3

  • 1Department of Traumatology and Reconstructive Surgery, BG Unfallklinik Tübingen, Eberhard Karls University Tübingen, Tübingen, Germany.

Journal of Orthopaedics and Traumatology : Official Journal of the Italian Society of Orthopaedics and Traumatology
|August 16, 2024
PubMed
Summary

Glenoid version, crucial for shoulder stability, now has established reference values. This study identified influencing factors like sex and age, providing essential data for orthopedic surgery.

Keywords:
AgeAssociated factorsGlenoid versionPopulation-basedReference valuesSexShoulder MRI

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Area of Science:

  • Orthopedics
  • Radiology
  • Anatomy

Background:

  • Glenoid version is critical for shoulder stability and pathology assessment.
  • Established reference values and influencing factors for glenoid version are currently lacking.
  • Valid reference values are essential for diagnosing shoulder conditions and planning orthopedic surgeries such as corrective osteotomy and shoulder arthroplasty (TSA/RSA).

Purpose of the Study:

  • To identify factors influencing glenoid version.
  • To establish reference values for glenoid version in a large population cohort.

Main Methods:

  • A population-based study involving 3004 participants from the Study of Health in Pomerania (SHIP).
  • Glenoid version was measured bilaterally using magnetic resonance imaging (MRI).
  • Statistical analyses were performed to assess associations between glenoid version and factors including sex, age, body height, body weight, and BMI.

Main Results:

  • The study established reference values for glenoid version in the central European population, ranging from -9° to 7.5°.
  • Multiple factors, including sex and age, were found to be associated with glenoid version.
  • The analysis included 3004 participants, with glenoid version measured via MRI.

Conclusions:

  • Sex- and age-adjusted reference values for glenoid version are proposed.
  • These adjusted values are crucial for reliable interpretation in the context of orthopedic surgery.
  • The findings contribute to a better understanding of glenoid anatomy and its clinical implications.