Comparison of Two Different Glenoid Bone Loss Calculation Methods using Three-Dimensional Computed Tomography

Introduction: An accurate estimation of the glenoid bone loss is an important factor in management of glenohumeral instability. Three-dimensional Computed Tomography (CT) technique is the most widely used modality. Various methods are used for glenoid bone loss calculations on CT. Aim: To compare th...

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Main Authors: Abhijit D Pawar, Varsha P Rangankar, Priya R Bhole
Format: Article
Language:English
Published: JCDR Research and Publications Private Limited 2019-11-01
Series:Journal of Clinical and Diagnostic Research
Subjects:
Online Access:https://jcdr.net/articles/PDF/13276/42549_CE[Ra1]_F(SHU)_PF1(AJ_OM)_PFA_(PoG_OM)_PN(SL).pdf
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author Abhijit D Pawar
Varsha P Rangankar
Priya R Bhole
author_facet Abhijit D Pawar
Varsha P Rangankar
Priya R Bhole
author_sort Abhijit D Pawar
collection DOAJ
description Introduction: An accurate estimation of the glenoid bone loss is an important factor in management of glenohumeral instability. Three-dimensional Computed Tomography (CT) technique is the most widely used modality. Various methods are used for glenoid bone loss calculations on CT. Aim: To compare the two methods of glenoid bone loss evaluation namely, Griffith’s and Best fit circle method using three-dimensional CT. Materials and Methods: A retrospective study was conducted in which a total of 34 patients with recurrent shoulder dislocations who underwent computed tomography, were included in the study. Scans were reconstructed using multiplanar reconstructions and bone loss was evaluated using the Griffith’s index and Best fit circle method. Quantitative data were calculated as mean±SD. The chi-squared test was used to determine the p-value. Results: The mean for percentage glenoid bone loss using Griffith method was 18.8±6.6 and by best fit circle method was 18.8±5.9. The p-value was 1 and the t value was 0, proving that there is no statistical difference between both these tests. Conclusion: The results of the study showed that best fit circle method is comparable to Griffith’s method for estimation of bone loss (p=1) and can be used alone on the affected glenoid.
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spelling doaj.art-6e55384adbe440aaa8e4c19f640338382022-12-21T18:46:53ZengJCDR Research and Publications Private LimitedJournal of Clinical and Diagnostic Research2249-782X0973-709X2019-11-011311TC01TC0310.7860/JCDR/2019/42549.13276Comparison of Two Different Glenoid Bone Loss Calculation Methods using Three-Dimensional Computed TomographyAbhijit D Pawar0Varsha P Rangankar1Priya R Bhole2Professor, Department of Radiology, Smt. Kashibai Navale Medical College and General Hospital, Narhe, Pune, Maharashtra, India.Professor, Department of Radiology, Dr. D. Y. Patil Medical College, Hospital and Research Centre, Sant Tukaram Nagar, Pimpri, Pune, Maharashtra, India.Senior Resident, Department of Radiology, JNU Institute of Medical Sciences and Research Center, Jaipur, Rajasthan, India.Introduction: An accurate estimation of the glenoid bone loss is an important factor in management of glenohumeral instability. Three-dimensional Computed Tomography (CT) technique is the most widely used modality. Various methods are used for glenoid bone loss calculations on CT. Aim: To compare the two methods of glenoid bone loss evaluation namely, Griffith’s and Best fit circle method using three-dimensional CT. Materials and Methods: A retrospective study was conducted in which a total of 34 patients with recurrent shoulder dislocations who underwent computed tomography, were included in the study. Scans were reconstructed using multiplanar reconstructions and bone loss was evaluated using the Griffith’s index and Best fit circle method. Quantitative data were calculated as mean±SD. The chi-squared test was used to determine the p-value. Results: The mean for percentage glenoid bone loss using Griffith method was 18.8±6.6 and by best fit circle method was 18.8±5.9. The p-value was 1 and the t value was 0, proving that there is no statistical difference between both these tests. Conclusion: The results of the study showed that best fit circle method is comparable to Griffith’s method for estimation of bone loss (p=1) and can be used alone on the affected glenoid.https://jcdr.net/articles/PDF/13276/42549_CE[Ra1]_F(SHU)_PF1(AJ_OM)_PFA_(PoG_OM)_PN(SL).pdfbankart’s lesionbest fit methodgriffith’s methodshoulder dislocation
spellingShingle Abhijit D Pawar
Varsha P Rangankar
Priya R Bhole
Comparison of Two Different Glenoid Bone Loss Calculation Methods using Three-Dimensional Computed Tomography
Journal of Clinical and Diagnostic Research
bankart’s lesion
best fit method
griffith’s method
shoulder dislocation
title Comparison of Two Different Glenoid Bone Loss Calculation Methods using Three-Dimensional Computed Tomography
title_full Comparison of Two Different Glenoid Bone Loss Calculation Methods using Three-Dimensional Computed Tomography
title_fullStr Comparison of Two Different Glenoid Bone Loss Calculation Methods using Three-Dimensional Computed Tomography
title_full_unstemmed Comparison of Two Different Glenoid Bone Loss Calculation Methods using Three-Dimensional Computed Tomography
title_short Comparison of Two Different Glenoid Bone Loss Calculation Methods using Three-Dimensional Computed Tomography
title_sort comparison of two different glenoid bone loss calculation methods using three dimensional computed tomography
topic bankart’s lesion
best fit method
griffith’s method
shoulder dislocation
url https://jcdr.net/articles/PDF/13276/42549_CE[Ra1]_F(SHU)_PF1(AJ_OM)_PFA_(PoG_OM)_PN(SL).pdf
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AT varshaprangankar comparisonoftwodifferentglenoidbonelosscalculationmethodsusingthreedimensionalcomputedtomography
AT priyarbhole comparisonoftwodifferentglenoidbonelosscalculationmethodsusingthreedimensionalcomputedtomography