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Abdominal aortic aneurysms (AAA) pose a significant clinical risk due to their potential for rupture, which is often asymptomatic but can be fatal. Although maximum diameter is commonly used for risk assessment, diameter alone is…

Image and Video Processing · Electrical Eng. & Systems 2025-08-28 Utsav Ratna Tuladhar , Richard Simon , Doran Mix , Michael Richards

Abdominal aortic aneurysms (AAAs) are progressive focal dilatations of the abdominal aorta. AAAs may rupture, with a survival rate of only 20\%. Current clinical guidelines recommend elective surgical repair when the maximum AAA diameter…

Computer Vision and Pattern Recognition · Computer Science 2025-06-12 Dieuwertje Alblas , Patryk Rygiel , Julian Suk , Kaj O. Kappe , Marieke Hofman , Christoph Brune , Kak Khee Yeung , Jelmer M. Wolterink

An abdominal aortic aneurysm (AAA) is a focal dilation of the aorta that, if not treated, tends to grow and may rupture. A significant unmet need in the assessment of AAA disease, for the diagnosis, prognosis and follow-up, is the…

Computer Vision and Pattern Recognition · Computer Science 2019-03-05 Karen López-Linares , Inmaculada García , Ainhoa García-Familiar , Iván Macía , Miguel A. González Ballester

Intracranial aneurysms (IAs) are generally asymptomatic and thus often discovered incidentally on angiographic scans like 3D DSA, CTA and MRA. Skilled radiologists achieved a sensitivity of 88% by means of visual detection, which seems…

Image and Video Processing · Electrical Eng. & Systems 2020-06-01 Žiga Bizjak , Boštjan Likar , Franjo Pernuš , Žiga Špiclin

Acute aortic syndrome (AAS) is a group of life threatening conditions of the aorta. We have developed an end-to-end automatic approach to detect AAS in computed tomography (CT) images. Our approach consists of two steps. At first, we…

Computer Vision and Pattern Recognition · Computer Science 2020-04-06 Manikanta Srikar Yellapragada , Yiting Xie , Benedikt Graf , David Richmond , Arun Krishnan , Arkadiusz Sitek

In CT angiography, the accurate segmentation of abdominal aortic aneurysms (AAAs) is difficult due to large anatomical variability, low-contrast vessel boundaries, and the close proximity of organs whose intensities resemble vascular…

Computer Vision and Pattern Recognition · Computer Science 2026-04-14 Osamah Sufyan , Martin Brückmann , Ralph Wickenhöfer , Babette Dellen , Uwe Jaekel

Abdominal aortic aneurysm (AAA) is a vascular disease in which a section of the aorta enlarges, weakening its walls and potentially rupturing the vessel. Abdominal ultrasound has been utilized for diagnostics, but due to its limited image…

Image and Video Processing · Electrical Eng. & Systems 2022-08-12 Yordanka Velikova , Walter Simson , Mehrdad Salehi , Mohammad Farid Azampour , Philipp Paprottka , Nassir Navab

Abdominal aortic aneurysms (AAAs) are pathologic dilatations of the abdominal aorta posing a high fatality risk upon rupture. Studying AAA progression and rupture risk often involves in-silico blood flow modelling with computational fluid…

Computer Vision and Pattern Recognition · Computer Science 2025-07-31 Patryk Rygiel , Julian Suk , Christoph Brune , Kak Khee Yeung , Jelmer M. Wolterink

Abdominal aortic aneurysm (AAA) is a life-threatening condition characterized by the progressive dilation of the aorta, which can lead to rupture if undetected or untreated. Stress-based rupture risk estimation using computational…

Thoracic aortic aneurysm (TAA) is a fatal disease which potentially leads to dissection or rupture through progressive enlargement of the aorta. It is usually asymptomatic and screening recommendation are limited. The gold-standard…

Purpose: To develop CADIA, a supervised deep learning model based on a region proposal network coupled with a false-positive reduction module for the detection and localization of intracranial aneurysms (IA) from computed tomography…

Image and Video Processing · Electrical Eng. & Systems 2021-12-16 Dufan Wu , Daniel Montes , Ziheng Duan , Yangsibo Huang , Javier M. Romero , Ramon Gilberto Gonzalez , Quanzheng Li

The accurate and timely diagnosis of acute aortic syndromes (AAS) in patients presenting with acute chest pain remains a clinical challenge. Aortic CT angiography (CTA) is the imaging protocol of choice in patients with suspected AAS.…

Abdominal aortic aneurysms (AAAs) are progressive dilatations of the abdominal aorta that, if left untreated, can rupture with lethal consequences. Imaging-based patient monitoring is required to select patients eligible for surgical…

Image and Video Processing · Electrical Eng. & Systems 2023-03-03 Dieuwertje Alblas , Marieke Hofman , Christoph Brune , Kak Khee Yeung , Jelmer M. Wolterink

In this paper we present an efficient algorithm for the segmentation of the inner and outer boundary of thoratic and abdominal aortic aneurysms (TAA & AAA) in computed tomography angiography (CTA) acquisitions. The aneurysm segmentation…

Computer Vision and Pattern Recognition · Computer Science 2016-02-10 Jing Lu , Jan Egger , Andreas Wimmer , Stefan Großkopf , Bernd Freisleben

An abdominal aortic aneurysm (AAA) is a life-threatening condition characterized by the irreversible dilation of the lower aorta, usually detected incidentally during imaging for other health issues. Current clinical practice for managing…

Computational Engineering, Finance, and Science · Computer Science 2025-07-17 Mostafa Jamshidian , Saeideh Sekhavat , Adam Wittek , Donatien Le Liepvre , Florian Bernard , Ludovic Minvielle , Antoine Fondanèche , Karol Miller

The rupture of an abdominal aortic aneurysm (AAA) is associated with a high mortality. When an AAA ruptures, 50% of the patients die before reaching the hospital. Of the patients that are able to reach the operating room, only 50% have it…

Applications · Statistics 2015-08-21 Rafael Izbicki , Ann B. Lee , Ender A. Finol

Pre-operative Abdominal Aortic Aneurysm (AAA) 3D shape is critical for customized stent-graft design in Fenestrated Endovascular Aortic Repair (FEVAR). Traditional segmentation approaches implement expert-designed feature extractors while…

Computer Vision and Pattern Recognition · Computer Science 2018-04-10 Jian-Qing Zheng , Xiao-Yun Zhou , Qing-Biao Li , Celia Riga , Guang-Zhong Yang

Purpose: To examine whether incorporating anatomical awareness into a deep learning model can improve generalizability and enable prediction of disease progression. Methods: This retrospective multicenter study included conventional pelvic…

Computed tomography image segmentation of complex abdominal aortic aneurysms (AAA) often fails because the models assign internal focus to irrelevant structures or do not focus on thin, low-contrast targets. Where the model looks is the…

Computer Vision and Pattern Recognition · Computer Science 2026-03-27 Abu Noman Md Sakib , Merjulah Roby , Zijie Zhang , Satish Muluk , Mark K. Eskandari , Ender A. Finol

Background:Subarachnoid hemorrhage caused by ruptured cerebral aneurysm often leads to fatal consequences.However,if the aneurysm can be found and treated during asymptomatic periods,the probability of rupture can be greatly reduced.At…

Image and Video Processing · Electrical Eng. & Systems 2021-10-27 Chen Geng , Meng Chen , Ruoyu Di , Dongdong Wang , Liqin Yang , Wei Xia , Yuxin Li , Daoying Geng
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