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Cortical thickness measurements from magnetic resonance imaging, an important biomarker in many neurodegenerative and neurological disorders, are derived by many tools from an initial voxel-wise tissue segmentation. White matter (WM)…

Image and Video Processing · Electrical Eng. & Systems 2025-03-27 Vinzenz Uhr , Ivan Diaz , Christian Rummel , Richard McKinley

Motion-related artifacts are inevitable in Magnetic Resonance Imaging (MRI) and can bias automated neuroanatomical metrics such as cortical thickness. These biases can interfere with statistical analysis which is a major concern as motion…

Image and Video Processing · Electrical Eng. & Systems 2025-06-11 Charles Bricout , Samira Ebrahimi Kahou , Sylvain Bouix

We propose a method for estimating the bone mineral density (BMD) from a plain x-ray image. Dual-energy X-ray absorptiometry (DXA) and quantitative computed tomography (QCT) provide high accuracy in diagnosing osteoporosis; however, these…

Image and Video Processing · Electrical Eng. & Systems 2022-07-08 Yi Gu , Yoshito Otake , Keisuke Uemura , Mazen Soufi , Masaki Takao , Nobuhiko Sugano , Yoshinobu Sato

Intravascular ultrasound and optical coherence tomography are widely available for characterizing coronary stenoses and provide critical vessel parameters to optimize percutaneous intervention. Intravascular polarization-sensitive optical…

Image and Video Processing · Electrical Eng. & Systems 2022-09-15 Mohammad Haft-Javaherian , Martin Villiger , Kenichiro Otsuka , Joost Daemen , Peter Libby , Polina Golland , Brett E. Bouma

Osteoporosis causes progressive loss of bone density and strength, causing a more elevated risk of fracture than in normal healthy bones. It is estimated that some 1 in 3 women and 1 in 5 men over the age of 50 will experience osteoporotic…

Image and Video Processing · Electrical Eng. & Systems 2024-10-16 R. Geetha , S. Arulselvi , R. Tamilselvi , M. Parisa Beham , Alavikunhu Panthakkan , Wathiq Mansoor , Hussain Al Ahmad

Automated detection of sclerotic metastases (bone lesions) in Computed Tomography (CT) images has potential to be an important tool in clinical practice and research. State-of-the-art methods show performance of 79% sensitivity or…

Computer Vision and Pattern Recognition · Computer Science 2014-07-23 Holger R. Roth , Jianhua Yao , Le Lu , James Stieger , Joseph E. Burns , Ronald M. Summers

Age-related bone loss and postmenopausal osteoporosis are disorders of bone remodelling, in which less bone is reformed than resorbed. Yet, this dysregulation of bone remodelling does not occur equally in all bone regions. Loss of bone is…

Tissues and Organs · Quantitative Biology 2014-05-21 Pascal R. Buenzli , C. David L. Thomas , John G. Clement , Peter Pivonka

Osteoporosis is a common condition that increases fracture risk, especially in older adults. Early diagnosis is vital for preventing fractures, reducing treatment costs, and preserving mobility. However, healthcare providers face challenges…

Computer Vision and Pattern Recognition · Computer Science 2025-10-21 Mehdi Hosseini Chagahi , Saeed Mohammadi Dashtaki , Niloufar Delfan , Nadia Mohammadi , Farshid Rostami Pouria , Behzad Moshiri , Md. Jalil Piran , Oliver Faust

The objective of this study is to develop a deep-learning based detection and diagnosis technique for carotid atherosclerosis using a portable freehand 3D ultrasound (US) imaging system. A total of 127 3D carotid artery scans were acquired…

Image and Video Processing · Electrical Eng. & Systems 2023-11-10 Jiawen Li , Yunqian Huang , Sheng Song , Hongbo Chen , Junni Shi , Duo Xu , Haibin Zhang , Man Chen , Rui Zheng

The presence of a vertebral compression fracture is highly indicative of osteoporosis and represents the single most robust predictor for development of a second osteoporotic fracture in the spine or elsewhere. Less than one third of…

Computer Vision and Pattern Recognition · Computer Science 2017-06-07 Amir Bar , Lior Wolf , Orna Bergman Amitai , Eyal Toledano , Eldad Elnekave

Deep-learning-based MR-to-CT synthesis can estimate the electron density of tissues, thereby facilitating PET attenuation correction in whole-body PET/MR imaging. However, whole-body MR-to-CT synthesis faces several challenges including the…

Image and Video Processing · Electrical Eng. & Systems 2024-11-27 Jiaxu Zheng , Zhenrong Shen , Lichi Zhang , Qun Chen

Personalized computed tomography (CT) dosimetry has great potential in assessing patient-specific radiation exposure, supporting risk assessment, and optimizing clinical protocols. The aim of this study is to evaluate the potential of…

Medical Physics · Physics 2026-01-15 Marie-Luise Kuhlmann , Jörg Martin , Stefan Pojtinger

Bone segmentation is an essential step for the preoperative planning of fracture trauma surgery. The automated segmentation of fractured bone from computed tomography (CT) scans remains challenging, due to the large differences of fractures…

Computer Vision and Pattern Recognition · Computer Science 2024-05-03 Yu Zhou , Xiahao Zou , Yi Wang

Limited DXA access hinders osteoporosis screening. This proof-of-concept study proposes using widely available knee X-rays for opportunistic Bone Mineral Density (BMD) estimation via deep learning, emphasizing robust uncertainty…

Computer Vision and Pattern Recognition · Computer Science 2025-05-29 Long Hui , Wai Lok Yeung

The latest advances in computer-assisted precision medicine are making it feasible to move from population-wide models that are useful to discover aggregate patterns that hold for group-based analysis to patient-specific models that can…

Computer Vision and Pattern Recognition · Computer Science 2021-07-28 Da Ma , Vincent Chow , Karteek Popuri , Mirza Faisal Beg

Accuracy validation of cortical thickness measurement is a difficult problem due to the lack of ground truth data. To address this need, many methods have been developed to synthetically induce gray matter (GM) atrophy in an MRI via…

Image and Video Processing · Electrical Eng. & Systems 2023-03-13 Jiacheng Wang , Kathleen E. Larson , Ipek Oguz

Objective: To demonstrate the effectiveness of using a deep learning-based approach for a fully automated slice-based measurement of muscle mass for assessing sarcopenia on CT scans of the abdomen without any case exclusion criteria.…

Image and Video Processing · Electrical Eng. & Systems 2020-06-12 Fahdi Kanavati , Shah Islam , Zohaib Arain , Eric O. Aboagye , Andrea Rockall

MRI-based entorhinal cortical thickness (eCT) measurements predict cognitive decline in Alzheimer's disease (AD) with low cost and minimal invasiveness. Two prominent imaging paradigms, FreeSurfer (FS) and Advanced Normalization Tools…

Applications · Statistics 2022-04-08 Jesse W. Birchfield , Nicholas J. Tustison , Andrew J. Holbrook

Osteoporosis induced fractures occur worldwide about every 3 seconds. Vertebral compression fractures are early signs of the disease and considered risk predictors for secondary osteoporotic fractures. We present a detection method to…

Image and Video Processing · Electrical Eng. & Systems 2019-11-06 Joeri Nicolaes , Steven Raeymaeckers , David Robben , Guido Wilms , Dirk Vandermeulen , Cesar Libanati , Marc Debois