English
Related papers

Related papers: Multiparametric quantification and visualization o…

200 papers

The quantification of liver fat as a diagnostic assessment of steatosis remains an important priority for noninvasive imaging systems. We derive a framework in which the unknown fat volume percentage can be estimated from a pair of…

Medical Physics · Physics 2021-09-10 Juvenal Ormachea , Kevin J. Parker

Background & Aims: Hepatic steatosis is a major cause of chronic liver disease. 2D ultrasound is the most widely used non-invasive tool for screening and monitoring, but associated diagnoses are highly subjective. We developed a scalable…

Image and Video Processing · Electrical Eng. & Systems 2021-10-13 Bowen Li , Dar-In Tai , Ke Yan , Yi-Cheng Chen , Shiu-Feng Huang , Tse-Hwa Hsu , Wan-Ting Yu , Jing Xiao , Le Lu , Adam P. Harrison

It is critically important to detect the content of liver fat as it is related to cardiac complications and cardiovascular disease mortality. However, existing methods are either associated with high cost and/or medical complications (e.g.,…

Image and Video Processing · Electrical Eng. & Systems 2024-06-03 Qiyue Wang , Wu Xue , Xiaoke Zhang , Fang Jin , James Hahn

Ultrasound (US) is a critical modality for diagnosing liver fibrosis. Unfortunately, assessment is very subjective, motivating automated approaches. We introduce a principled deep convolutional neural network (CNN) workflow that…

Image and Video Processing · Electrical Eng. & Systems 2020-08-11 Bowen Li , Ke Yan , Dar-In Tai , Yuankai Huo , Le Lu , Jing Xiao , Adam P. Harrison

An accurate steatosis quantification with pathology tissue samples is of high clinical importance. However, such pathology measurement is manually made in most clinical practices, subject to severe reader variability due to large sampling…

Computer Vision and Pattern Recognition · Computer Science 2018-06-26 Mousumi Roy , Fusheng Wang , George Teodoro , Miriam B Vos , Alton Brad Farris , Jun Kong

Elastography provides significant information on staging of fibrosis in patients with liver disease and may be of some value in assessing steatosis. However, there remain questions as to the role of steatosis and fibrosis as cofactors…

Medical Physics · Physics 2020-09-16 Sedigheh S. Poul , Kevin J. Parker

Objectives: To develop and evaluate a radiomics machine learning model for detecting liver fibrosis on CT of the liver. Methods: For this retrospective, single-centre study, radiomic features were extracted from Regions of Interest (ROIs)…

Computer Vision and Pattern Recognition · Computer Science 2024-02-27 Jay J. Yoo , Khashayar Namdar , Sean Carey , Sandra E. Fischer , Chris McIntosh , Farzad Khalvati , Patrik Rogalla

Applications of ultrasound images have expanded from fetal imaging to abdominal and cardiac diagnosis. Liver-being the largest gland in the body and responsible for metabolic activities requires to be to be diagnosed and therefore subject…

Image and Video Processing · Electrical Eng. & Systems 2020-01-27 Md Abdul Mutalab Shaykat , Yashna Islam , Mohammad Ishtiaque Hossain

Accurate analysis of the fibrosis stage plays very important roles in follow-up of patients with chronic hepatitis B infection. In this paper, a deep learning framework is presented for automatically liver fibrosis prediction. On contrary…

Image and Video Processing · Electrical Eng. & Systems 2020-09-11 Jiali Liu , Wenxuan Wang , Tianyao Guan , Ningbo Zhao , Xiaoguang Han , Zhen Li

Liver cirrhosis is an insidious condition involving the substitution of normal liver tissue with fibrous scar tissue and causing major health complications. The conventional method of diagnosis using liver biopsy is invasive and, therefore,…

Computer Vision and Pattern Recognition · Computer Science 2025-04-29 Kapil Kashyap , Sean Fargose , Chrisil Dabre , Fatema Dolaria , Nilesh Patil , Aniket Kore

Purpose: Automatic methods are required for the early detection of hepatic steatosis to avoid progression to cirrhosis and cancer. Here, we developed a fully automated deep learning pipeline to quantify hepatic steatosis on non-contrast…

Quantitative Methods · Quantitative Biology 2022-02-08 Zhongyi Zhang , Jakob Weiss , Jana Taron , Roman Zeleznik , Michael T. Lu , Hugo J. W. L. Aerts

Staging of liver fibrosis is important in the diagnosis and treatment planning of patients suffering from liver diseases. Current deep learning-based methods using abdominal magnetic resonance imaging (MRI) usually take a sub-region of the…

Computer Vision and Pattern Recognition · Computer Science 2023-06-22 Zheyao Gao , Yuanye Liu , Fuping Wu , NanNan Shi , Yuxin Shi , Xiahai Zhuang

Understanding the progression of cancer is crucial for defining treatments for patients. The objective of this study is to automate the detection of metastatic liver disease from free-style computed tomography (CT) radiology reports. Our…

Machine Learning · Computer Science 2023-10-31 Maede Ashofteh Barabadi , Xiaodan Zhu , Wai Yip Chan , Amber L. Simpson , Richard K. G. Do

Assessing cancer progression in liver CT scans is a clinical challenge, requiring a comparison of scans at different times for the same patient. Practitioners must identify existing tumors, compare them with prior exams, identify new…

Image and Video Processing · Electrical Eng. & Systems 2025-01-27 Walid Yassine , Martin Charachon , Céline Hudelot , Roberto Ardon

The UK Biobank Imaging Study has acquired medical scans of more than 40,000 volunteer participants. The resulting wealth of anatomical information has been made available for research, together with extensive metadata including measurements…

Image and Video Processing · Electrical Eng. & Systems 2020-07-02 Taro Langner , Robin Strand , Håkan Ahlström , Joel Kullberg

Ultrasound (US) is the most commonly used liver imaging modality worldwide. Due to its low cost, it is increasingly used in the follow-up of cancer patients with metastases localized in the liver. In this contribution, we present the…

Computer Vision and Pattern Recognition · Computer Science 2017-04-19 Jan Egger , Dieter Schmalstieg , Xiaojun Chen , Wolfram G. Zoller , Alexander Hann

Multi-phase computed tomography (CT) images provide crucial complementary information for accurate liver tumor segmentation (LiTS). State-of-the-art multi-phase LiTS methods usually fused cross-phase features through phase-weighted…

Image and Video Processing · Electrical Eng. & Systems 2021-08-06 Yue Zhang , Chengtao Peng , Liying Peng , Huimin Huang , Ruofeng Tong , Lanfen Lin , Jingsong Li , Yen-Wei Chen , Qingqing Chen , Hongjie Hu , Zhiyi Peng

Quantitative ultrasound (QUS) offers a non-invasive and objective way to quantify tissue health. We recently presented a spatially adaptive regularization method for reconstruction of a single QUS parameter, limited to a two dimensional…

Liver cancer has high morbidity and mortality rates in the world. Multi-phase CT is a main medical imaging modality for detecting/identifying and diagnosing liver tumors. Automatically detecting and classifying liver lesions in CT images…

Image and Video Processing · Electrical Eng. & Systems 2023-06-29 Fakai Wang , Chi-Tung Cheng , Chien-Wei Peng , Ke Yan , Min Wu , Le Lu , Chien-Hung Liao , Ling Zhang

This study proposes an automatic technique for liver segmentation in computed tomography (CT) images. Localization of the liver volume is based on the correlation with an optimized set of liver templates developed by the authors that allows…

Image and Video Processing · Electrical Eng. & Systems 2020-01-01 N. S. Kulberg , A. B. Elizarov , V. P. Novik , V. A. Gombolevsky , A. P. Gonchar , A. L. Alliua , V. Yu. Bosin , A. V. Vladzymyrsky , S. P. Morozov
‹ Prev 1 2 3 10 Next ›