1. Population Based: Evaluation of Femoroacetabular Impingement.
- Author
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Balcı, Nurgül, Kavak, R. Pelin, Tıkman, Mesut, Kavak, Nezih, Koca, Senem, Turhan, Berna, and Kaymak, Sümeyya Duran
- Subjects
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FEMORACETABULAR impingement , *HIP osteoarthritis , *OSTEOARTHRITIS diagnosis , *COMPUTED tomography , *RADIOLOGISTS - Abstract
Objective: Femoroacetabular impingement is a dysfunction of the hip joint with the potential to cause early hip osteoarthritis. The aim of this study was to examine the Alpha Angle and Femoral Neck-Head Offset measurements of patients who underwent pelvic Computed Tomography examination for any indication with radiologists. Material and Method: The results of 1,782 right and left hip joints of 891 individuals aged 18-45 years who underwent pelvic computed tomography examination (with or without contrast) for various reasons were evaluated retrospectively. Alpha Angle and Femoral Neck-Head Offset measurements were performed on computed tomography sections. In this study, an Alpha Angle of 55° or more and a Femoral Neck-Head Offset distance of less than 8 mm were considered abnormal. Results: A total of 891 individuals, 758 (85.1%) males and 133 (14.9%) females, were included in this study. The mean age of the individuals was 24.65 ± 6.01 years. The mean right Alpha Angle was 45.42 ± 4.4 (min 38.00, max 62.00), the mean left Alpha Angle was 46.65 ± 5.1 (min 38.00, max 72.10), the mean right Femoral Neck-Head Offset was 10.21 ± 0.02 (min 6.2, max 11.4), and the mean left Femoral Neck-Head Offset was 10.57 ± 0.01 (min 5.6, max 12.0). The total number of individuals with Alpha Angle = 55° in both hip joints was 37, 33 of whom were male and 4 were female. There were no individuals with Femoral Neck-Head Offset < 8 mm in both hip joints. Conclusion: Imaging features known to be associated with femoroacetabular impingement are seen in asymptomatic adult hip joints, particularly in males. If anthropometric measurements are outside normal limits in asymptomatic young male and female individuals, clinical correlation of the findings of these individuals should be recommended. [ABSTRACT FROM AUTHOR]
- Published
- 2024
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