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Pulmonary artery-vein segmentation is crucial for disease diagnosis and surgical planning and is traditionally achieved by Computed Tomography Pulmonary Angiography (CTPA). However, concerns regarding adverse health effects from contrast…

While contrast-enhanced CT (CECT) is standard for assessing abdominal aortic aneurysms (AAA), the required iodinated contrast agents pose significant risks, including nephrotoxicity, patient allergies, and environmental harm. To reduce…

计算机视觉与模式识别 · 计算机科学 2025-12-08 Yuxuan Ou , Ning Bi , Jiazhen Pan , Jiancheng Yang , Boliang Yu , Usama Zidan , Regent Lee , Vicente Grau

Pulmonary embolism (PE) is a life-threatening condition where rapid and accurate diagnosis is imperative yet difficult due to predominantly atypical symptomatology. Computed tomography pulmonary angiography (CTPA) is acknowledged as the…

图像与视频处理 · 电气工程与系统科学 2024-07-17 Bizhe Bai , Yan-Jie Zhou , Yujian Hu , Tony C. W. Mok , Yilang Xiang , Le Lu , Hongkun Zhang , Minfeng Xu

Pulmonary embolism (PE) represents a thrombus ("blood clot"), usually originating from a lower extremity vein, that travels to the blood vessels in the lung, causing vascular obstruction and in some patients, death. This disorder is…

图像与视频处理 · 电气工程与系统科学 2021-09-16 Nahid Ul Islam , Shiv Gehlot , Zongwei Zhou , Michael B Gotway , Jianming Liang

In many low-to-middle income (LMIC) countries, ultrasound is used for assessment of pleural effusion. Typically, the extent of the effusion is manually measured by a sonographer, leading to significant intra-/inter-observer variability. In…

Prostate cancer is a leading health concern among men, requiring accurate and accessible methods for early detection and risk stratification. Prostate volume (PV) is a key parameter in multivariate risk stratification for early prostate…

图像与视频处理 · 电气工程与系统科学 2025-02-13 Tiziano Natali , Liza M. Kurucz , Matteo Fusaglia , Laura S. Mertens , Theo J. M. Ruers , Pim J. van Leeuwen , Behdad Dashtbozorg

While deep learning has demonstrated considerable promise in computer-aided diagnosis for pulmonary embolism (PE), practical deployment in Computed Tomography Pulmonary Angiography (CTPA) is often hindered by "domain shift" and the…

图像与视频处理 · 电气工程与系统科学 2026-02-24 Wen-Liang Lin , Yun-Chien Cheng

Purpose: Lung disease assessment in precapillary pulmonary hypertension (PH) is essential for appropriate patient management. This study aims to develop an artificial intelligence (AI) deep learning model for lung texture classification in…

图像与视频处理 · 电气工程与系统科学 2023-03-21 Michael J. Sharkey , Krit Dwivedi , Samer Alabed , Andrew J. Swift

The increasing reliance on Computed Tomography Pulmonary Angiography (CTPA) for Pulmonary Embolism (PE) diagnosis presents challenges and a pressing need for improved diagnostic solutions. The primary objective of this study is to leverage…

This study established a feature-enhanced adversarial semi-supervised semantic segmentation model to automatically annotate pulmonary embolism lesion areas in computed tomography pulmonary angiogram (CTPA) images. In current studies, all of…

图像与视频处理 · 电气工程与系统科学 2022-04-12 Ting-Wei Cheng , Jerry Chang , Ching-Chun Huang , Chin Kuo , Yun-Chien Cheng

Previous deep learning efforts have focused on improving the performance of Pulmonary Embolism(PE) diagnosis from Computed Tomography (CT) scans using Convolutional Neural Networks (CNN). However, the features from CT scans alone are not…

计算机视觉与模式识别 · 计算机科学 2023-08-29 Santosh Sanjeev , Salwa K. Al Khatib , Mai A. Shaaban , Ibrahim Almakky , Vijay Ram Papineni , Mohammad Yaqub

Pulmonary Embolism (PE) is a life-threatening disorder associated with high mortality and morbidity. Prompt diagnosis and immediate initiation of therapeutic action is important. We explored a deep learning model to detect PE on volumetric…

图像与视频处理 · 电气工程与系统科学 2020-06-02 Luyao Shi , Deepta Rajan , Shafiq Abedin , Manikanta Srikar Yellapragada , David Beymer , Ehsan Dehghan

Purpose: To evaluate the performance of an automated deep learning method in detecting ascites and subsequently quantifying its volume in patients with liver cirrhosis and ovarian cancer. Materials and Methods: This retrospective study…

图像与视频处理 · 电气工程与系统科学 2024-06-25 Benjamin Hou , Sung-Won Lee , Jung-Min Lee , Christopher Koh , Jing Xiao , Perry J. Pickhardt , Ronald M. Summers

Purpose: Multi-expert deep learning training methods to automatically quantify ischemic brain tissue on Non-Contrast CT Materials and Methods: The data set consisted of 260 Non-Contrast CTs from 233 patients of acute ischemic stroke…

COVID-19 pandemic is a deadly disease spreading very fast. People with the confronted immune system are susceptible to many health conditions. A highly significant condition is pneumonia, which is found to be the cause of death in the…

图像与视频处理 · 电气工程与系统科学 2024-09-04 Sabeerali K. P , Saleena T. S , Dr. Muhamed Ilyas P , Neha Mohan

Contrast-enhanced computed tomography (CECT) is pivotal for highlighting tissue perfusion and vascularity, yet its clinical ubiquity is impeded by the invasive nature of contrast agents and radiation risks. While virtual contrast…

计算机视觉与模式识别 · 计算机科学 2026-04-02 Zilong Li , Dongyang Li , Chenglong Ma , Zhan Feng , Dakai Jin , Junping Zhang , Hao Luo , Fan Wang , Hongming Shan

Attenuation compensation (AC), while being beneficial for visual-interpretation tasks in myocardial perfusion imaging (MPI) by SPECT, typically requires the availability of a separate X-ray CT component, leading to additional radiation…

Purpose: The goal of this study was to assess the potential added benefit of accounting for partial volume effects (PVE) in an automatic coronary lumen segmentation algorithm from coronary computed tomography angiography (CCTA). Materials…

图像与视频处理 · 电气工程与系统科学 2019-06-25 Moti Freiman , Hannes Nickisch , Sven Prevrhal , Holger Schmitt , Mani Vembar , Pál Maurovich-Horvat , Patrick Donnelly , Liran Goshen

Total lung volume is an important quantitative biomarker and is used for the assessment of restrictive lung diseases. In this study, we investigate the performance of several deep-learning approaches for automated measurement of total lung…

图像与视频处理 · 电气工程与系统科学 2022-10-12 Ecem Sogancioglu , Keelin Murphy , Ernst Th. Scholten , Luuk H. Boulogne , Mathias Prokop , Bram van Ginneken

Pulmonary Embolism (PE) is a life-threatening condition for which accurate and timely detection is critical to patient care. However, our systematic study of PE segmentation algorithms reveals concerning limitations in the current state of…

计算机视觉与模式识别 · 计算机科学 2026-05-01 Yixin Zhang , Ryan Chamberlain , Lawrence Ngo , Kevin Kramer , Maciej A. Mazurowski
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