Femoral neck shaft angles: A radiological anthropometry study

Background: Most of the available orthopaedic implants were designed and manufactured based on data from Western population whose skeletal dimensions are different from those of Africans. Objectives: This study was conducted to determine the value of the neck-shaft angle (NSA) of Nigerians living i...

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Main Authors: Thomas Oduntan Adekoya-Cole, Olasode Israel Akinmokun, Kofoworola O Soyebi, Omachoko Emmanuel Oguche
Format: Article
Language:English
Published: Wolters Kluwer Medknow Publications 2016-01-01
Series:Nigerian Postgraduate Medical Journal
Subjects:
Online Access:http://www.npmj.org/article.asp?issn=1117-1936;year=2016;volume=23;issue=1;spage=17;epage=20;aulast=Adekoya-Cole
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author Thomas Oduntan Adekoya-Cole
Olasode Israel Akinmokun
Kofoworola O Soyebi
Omachoko Emmanuel Oguche
author_facet Thomas Oduntan Adekoya-Cole
Olasode Israel Akinmokun
Kofoworola O Soyebi
Omachoko Emmanuel Oguche
author_sort Thomas Oduntan Adekoya-Cole
collection DOAJ
description Background: Most of the available orthopaedic implants were designed and manufactured based on data from Western population whose skeletal dimensions are different from those of Africans. Objectives: This study was conducted to determine the value of the neck-shaft angle (NSA) of Nigerians living in Lagos for the purpose of adequate planning, preparation, and pre-operative selection of orthopaedic implants for surgeries involving the femoral neck and stocking of orthopaedic implants in hospitals located in resource poor countries like Nigeria. Materials and Methods: This was a retrospective study which involved measuring the NSAs of anterior-posterior views of pelvic radiographs of adult patients reported "normal study" by the radiologist. Results: A total of 264 femoral necks were analysed from 132 patients′ radiographs comprising of 68 males and 64 females. The average NSA for an adult Nigerian living in Lagos is 130.77° ± 6.03° with mean NSA value of 131.28° ± 6.56° for the right and 130.22° ± 5.18° for the left. The mean value of NSA for an adult male is 131.57° ± 5.66° whereas the mean value for an adult female is 129.97° ± 6.33°. Conclusion: The value of NSA obtained from this study should be considered during the surgical fixation of the neck of femur fractures or osteotomies around the neck of the femur of adult Nigerians. It should also be noted during designing and bioengineering construction of orthopaedic implants and hip prosthesis for Nigerians.
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spelling doaj.art-ee30809e763d4f7ea0efcc2f22adb62e2022-12-22T01:39:16ZengWolters Kluwer Medknow PublicationsNigerian Postgraduate Medical Journal1117-19362468-68752016-01-01231172010.4103/1117-1936.180130Femoral neck shaft angles: A radiological anthropometry studyThomas Oduntan Adekoya-ColeOlasode Israel AkinmokunKofoworola O SoyebiOmachoko Emmanuel OgucheBackground: Most of the available orthopaedic implants were designed and manufactured based on data from Western population whose skeletal dimensions are different from those of Africans. Objectives: This study was conducted to determine the value of the neck-shaft angle (NSA) of Nigerians living in Lagos for the purpose of adequate planning, preparation, and pre-operative selection of orthopaedic implants for surgeries involving the femoral neck and stocking of orthopaedic implants in hospitals located in resource poor countries like Nigeria. Materials and Methods: This was a retrospective study which involved measuring the NSAs of anterior-posterior views of pelvic radiographs of adult patients reported "normal study" by the radiologist. Results: A total of 264 femoral necks were analysed from 132 patients′ radiographs comprising of 68 males and 64 females. The average NSA for an adult Nigerian living in Lagos is 130.77° ± 6.03° with mean NSA value of 131.28° ± 6.56° for the right and 130.22° ± 5.18° for the left. The mean value of NSA for an adult male is 131.57° ± 5.66° whereas the mean value for an adult female is 129.97° ± 6.33°. Conclusion: The value of NSA obtained from this study should be considered during the surgical fixation of the neck of femur fractures or osteotomies around the neck of the femur of adult Nigerians. It should also be noted during designing and bioengineering construction of orthopaedic implants and hip prosthesis for Nigerians.http://www.npmj.org/article.asp?issn=1117-1936;year=2016;volume=23;issue=1;spage=17;epage=20;aulast=Adekoya-Coleafricanscollodiaphyseal anglefemoral necklagosneck shaft anglenigerians
spellingShingle Thomas Oduntan Adekoya-Cole
Olasode Israel Akinmokun
Kofoworola O Soyebi
Omachoko Emmanuel Oguche
Femoral neck shaft angles: A radiological anthropometry study
Nigerian Postgraduate Medical Journal
africans
collodiaphyseal angle
femoral neck
lagos
neck shaft angle
nigerians
title Femoral neck shaft angles: A radiological anthropometry study
title_full Femoral neck shaft angles: A radiological anthropometry study
title_fullStr Femoral neck shaft angles: A radiological anthropometry study
title_full_unstemmed Femoral neck shaft angles: A radiological anthropometry study
title_short Femoral neck shaft angles: A radiological anthropometry study
title_sort femoral neck shaft angles a radiological anthropometry study
topic africans
collodiaphyseal angle
femoral neck
lagos
neck shaft angle
nigerians
url http://www.npmj.org/article.asp?issn=1117-1936;year=2016;volume=23;issue=1;spage=17;epage=20;aulast=Adekoya-Cole
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AT olasodeisraelakinmokun femoralneckshaftanglesaradiologicalanthropometrystudy
AT kofoworolaosoyebi femoralneckshaftanglesaradiologicalanthropometrystudy
AT omachokoemmanueloguche femoralneckshaftanglesaradiologicalanthropometrystudy