Magnetic Resonance Imaging Evaluation of L5-S1 Intervertebral Disc Degeneration in Japanese Women
Study DesignRetrospective case series.PurposeTo calculate the prevalence of L5-S1 intervertebral disc degeneration (IDD) by evaluating gynecological disease findings, obtained by pelvic magnetic resonance imaging (MRI), and reveal the risk factors for IDD by analyzing its relationship with age, sacr...
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doaj-8e6633714cc644b29c2656dfecc06eef2020-11-25T02:31:02ZengKorean Spine SocietyAsian Spine Journal1976-19021976-78462014-10-018558159010.4184/asj.2014.8.5.581669Magnetic Resonance Imaging Evaluation of L5-S1 Intervertebral Disc Degeneration in Japanese WomenHiroaki Hagiwara0Hirofumi Shibata1Hideya Sakakibara2Tomio Inoue3Department of Radiology, Yokohama City University Graduate School of Medicine, Yokohama, Japan.Department of Radiology, Yokohama City University Graduate School of Medicine, Yokohama, Japan.Department of Radiology, Yokohama City University Graduate School of Medicine, Yokohama, Japan.Department of Radiology, Yokohama City University Graduate School of Medicine, Yokohama, Japan.Study DesignRetrospective case series.PurposeTo calculate the prevalence of L5-S1 intervertebral disc degeneration (IDD) by evaluating gynecological disease findings, obtained by pelvic magnetic resonance imaging (MRI), and reveal the risk factors for IDD by analyzing its relationship with age, sacral structure, body mass index (BMI), number of deliveries, and intrapelvic space-occupying lesions.Overview of LiteratureAge, obesity, height, smoking history, occupation, and lumbosacral structure are reportedly the main factors of lumbar IDD. However, in women, the relationship of IDD with obstetric and gynecological history is unclear.MethodsThe presence of L5-S1 IDD was evaluated on sagittal T2-weighted pelvic MRI during gynecological evaluations in 660 Japanese women. We measured the sacral table angle (STA), sacral kyphosis angle (SKA), and intrapelvic space-occupying lesion size. Age, height, weight, BMI, number of deliveries, lumbosacral structure, size of space-occupying lesions, and presence of uterine leiomyoma based on medical records were compared between the IDD-positive and IDD-negative groups.ResultsLumbosacral IDD was observed in 405 cases (61.4%), and its prevalence increased with age. Differences in age, height, weight, BMI, and number of deliveries between the IDD-positive and -negative groups were significant, but differences in STA, SKA, and presence of uterine leiomyoma and space-occupying lesion size were not. Logistic regression analysis indicated that age, BMI, and STA were risk factors for lumbosacral IDD.ConclusionsAge is the biggest risk factor for lumbosacral IDD in Japanese women, with BMI and STA also contributing to its development. However, SKA and obstetric and gynecological history were not significantly involved.http://www.asianspinejournal.org/upload/pdf/asj-8-581.pdfIntervertebral disc degenerationMagnetic resonance imagingLumbosalral regionBody mass indexReproductive history |
collection |
DOAJ |
language |
English |
format |
Article |
sources |
DOAJ |
author |
Hiroaki Hagiwara Hirofumi Shibata Hideya Sakakibara Tomio Inoue |
spellingShingle |
Hiroaki Hagiwara Hirofumi Shibata Hideya Sakakibara Tomio Inoue Magnetic Resonance Imaging Evaluation of L5-S1 Intervertebral Disc Degeneration in Japanese Women Asian Spine Journal Intervertebral disc degeneration Magnetic resonance imaging Lumbosalral region Body mass index Reproductive history |
author_facet |
Hiroaki Hagiwara Hirofumi Shibata Hideya Sakakibara Tomio Inoue |
author_sort |
Hiroaki Hagiwara |
title |
Magnetic Resonance Imaging Evaluation of L5-S1 Intervertebral Disc Degeneration in Japanese Women |
title_short |
Magnetic Resonance Imaging Evaluation of L5-S1 Intervertebral Disc Degeneration in Japanese Women |
title_full |
Magnetic Resonance Imaging Evaluation of L5-S1 Intervertebral Disc Degeneration in Japanese Women |
title_fullStr |
Magnetic Resonance Imaging Evaluation of L5-S1 Intervertebral Disc Degeneration in Japanese Women |
title_full_unstemmed |
Magnetic Resonance Imaging Evaluation of L5-S1 Intervertebral Disc Degeneration in Japanese Women |
title_sort |
magnetic resonance imaging evaluation of l5-s1 intervertebral disc degeneration in japanese women |
publisher |
Korean Spine Society |
series |
Asian Spine Journal |
issn |
1976-1902 1976-7846 |
publishDate |
2014-10-01 |
description |
Study DesignRetrospective case series.PurposeTo calculate the prevalence of L5-S1 intervertebral disc degeneration (IDD) by evaluating gynecological disease findings, obtained by pelvic magnetic resonance imaging (MRI), and reveal the risk factors for IDD by analyzing its relationship with age, sacral structure, body mass index (BMI), number of deliveries, and intrapelvic space-occupying lesions.Overview of LiteratureAge, obesity, height, smoking history, occupation, and lumbosacral structure are reportedly the main factors of lumbar IDD. However, in women, the relationship of IDD with obstetric and gynecological history is unclear.MethodsThe presence of L5-S1 IDD was evaluated on sagittal T2-weighted pelvic MRI during gynecological evaluations in 660 Japanese women. We measured the sacral table angle (STA), sacral kyphosis angle (SKA), and intrapelvic space-occupying lesion size. Age, height, weight, BMI, number of deliveries, lumbosacral structure, size of space-occupying lesions, and presence of uterine leiomyoma based on medical records were compared between the IDD-positive and IDD-negative groups.ResultsLumbosacral IDD was observed in 405 cases (61.4%), and its prevalence increased with age. Differences in age, height, weight, BMI, and number of deliveries between the IDD-positive and -negative groups were significant, but differences in STA, SKA, and presence of uterine leiomyoma and space-occupying lesion size were not. Logistic regression analysis indicated that age, BMI, and STA were risk factors for lumbosacral IDD.ConclusionsAge is the biggest risk factor for lumbosacral IDD in Japanese women, with BMI and STA also contributing to its development. However, SKA and obstetric and gynecological history were not significantly involved. |
topic |
Intervertebral disc degeneration Magnetic resonance imaging Lumbosalral region Body mass index Reproductive history |
url |
http://www.asianspinejournal.org/upload/pdf/asj-8-581.pdf |
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