Morphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms

Abstract Characterization of the rupture risk factors for small intracranial aneurysms (SIAs, ≤5 mm) is clinically valuable. The present study aims to identify image-based morphological parameters and anatomical locations associated with the rupture status of SIAs. Two hundred and sixty-three patien...

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Autores principales: Zhihui Duan, Yuanhui Li, Sheng Guan, Congmin Ma, Yuezhen Han, Xiangyang Ren, Liping Wei, Wenbo Li, Jiyu Lou, Zhiyuan Yang
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Publicado: Nature Portfolio 2018
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spelling oai:doaj.org-article:596013b043714ff89146a5ff0f717d472021-12-02T15:08:30ZMorphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms10.1038/s41598-018-24732-12045-2322https://doaj.org/article/596013b043714ff89146a5ff0f717d472018-04-01T00:00:00Zhttps://doi.org/10.1038/s41598-018-24732-1https://doaj.org/toc/2045-2322Abstract Characterization of the rupture risk factors for small intracranial aneurysms (SIAs, ≤5 mm) is clinically valuable. The present study aims to identify image-based morphological parameters and anatomical locations associated with the rupture status of SIAs. Two hundred and sixty-three patients with single SIAs (128 ruptured, 135 unruptured) were included, and six morphological parameters, including size, aspect ratio (AR), size ratio (SR), height–width ratio (H/W), flow angle (FA) and aneurysm width–parent artery diameter ratio, and the aneurysm locations were evaluated using three-dimensional geometry, and were used to identify a correlation with aneurysm rupture. Statistically significant differences were observed between ruptured and unruptured groups for AR, SR, H/W, FA, and aneurysm locations, from univariate analyses. Logistic regression analysis further revealed that AR (p = 0.034), SR (p = 0.004), H/W (p = 0.003), and FA (p < 0.001) had the strongest independent correlation with ruptured SIAs after adjustment for age, gender and other clinical risk factors. A future study on a larger SIA cohort need to establish to what extent the AR, SR, H/W and FA increase the risk of rupture in patients with unruptured SIAs in terms of absolute risks.Zhihui DuanYuanhui LiSheng GuanCongmin MaYuezhen HanXiangyang RenLiping WeiWenbo LiJiyu LouZhiyuan YangNature PortfolioarticleMedicineRScienceQENScientific Reports, Vol 8, Iss 1, Pp 1-7 (2018)
institution DOAJ
collection DOAJ
language EN
topic Medicine
R
Science
Q
spellingShingle Medicine
R
Science
Q
Zhihui Duan
Yuanhui Li
Sheng Guan
Congmin Ma
Yuezhen Han
Xiangyang Ren
Liping Wei
Wenbo Li
Jiyu Lou
Zhiyuan Yang
Morphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms
description Abstract Characterization of the rupture risk factors for small intracranial aneurysms (SIAs, ≤5 mm) is clinically valuable. The present study aims to identify image-based morphological parameters and anatomical locations associated with the rupture status of SIAs. Two hundred and sixty-three patients with single SIAs (128 ruptured, 135 unruptured) were included, and six morphological parameters, including size, aspect ratio (AR), size ratio (SR), height–width ratio (H/W), flow angle (FA) and aneurysm width–parent artery diameter ratio, and the aneurysm locations were evaluated using three-dimensional geometry, and were used to identify a correlation with aneurysm rupture. Statistically significant differences were observed between ruptured and unruptured groups for AR, SR, H/W, FA, and aneurysm locations, from univariate analyses. Logistic regression analysis further revealed that AR (p = 0.034), SR (p = 0.004), H/W (p = 0.003), and FA (p < 0.001) had the strongest independent correlation with ruptured SIAs after adjustment for age, gender and other clinical risk factors. A future study on a larger SIA cohort need to establish to what extent the AR, SR, H/W and FA increase the risk of rupture in patients with unruptured SIAs in terms of absolute risks.
format article
author Zhihui Duan
Yuanhui Li
Sheng Guan
Congmin Ma
Yuezhen Han
Xiangyang Ren
Liping Wei
Wenbo Li
Jiyu Lou
Zhiyuan Yang
author_facet Zhihui Duan
Yuanhui Li
Sheng Guan
Congmin Ma
Yuezhen Han
Xiangyang Ren
Liping Wei
Wenbo Li
Jiyu Lou
Zhiyuan Yang
author_sort Zhihui Duan
title Morphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms
title_short Morphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms
title_full Morphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms
title_fullStr Morphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms
title_full_unstemmed Morphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms
title_sort morphological parameters and anatomical locations associated with rupture status of small intracranial aneurysms
publisher Nature Portfolio
publishDate 2018
url https://doaj.org/article/596013b043714ff89146a5ff0f717d47
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