AIMC Topic: Elasticity Imaging Techniques

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Engineering approaches for characterizing soft tissue mechanical properties: A review.

Clinical biomechanics (Bristol, Avon) Jul 16, 2019
From cancer diagnosis to detailed characterization of arterial wall biomechanics, the elastic property of tissues is widely studied as an early sign of disease onset. The fibrous structural features of tissues are a direct measure of its health and f...
Tomography, Optical Coherence Equipment Design Robotic Surgical Procedures Prostate Fiber Optic Technology Liver Area Under Curve Diagnostic Imaging Vagina Stomach Bioengineering Elasticity Imaging Techniques Breast Microscopy, Atomic Force Elasticity Cell Membrane Humans Machine Learning Female Brain Neoplasms Biomechanical Phenomena Male Neoplasms
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Point Shear Wave Elastography Using Machine Learning to Differentiate Renal Cell Carcinoma and Angiomyolipoma.

Ultrasound in medicine & biology May 25, 2019
The question of whether ultrasound point shear wave elastography can differentiate renal cell carcinoma (RCC) from angiomyolipoma (AML) is controversial. This study prospectively enrolled 51 patients with 52 renal tumors (42 RCCs, 10 AMLs). We obtain...
Male Middle Aged Adolescent Kidney Aged, 80 and over Young Adult Adult Sensitivity and Specificity Elasticity Imaging Techniques Angiomyolipoma Diagnosis, Differential Image Interpretation, Computer-Assisted Kidney Neoplasms Carcinoma, Renal Cell Humans Machine Learning Prospective Studies Female Reproducibility of Results Aged
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Machine Learning Prediction of Liver Stiffness Using Clinical and T2-Weighted MRI Radiomic Data.

AJR. American journal of roentgenology May 23, 2019
The purpose of this study is to develop a machine learning model to categorically classify MR elastography (MRE)-derived liver stiffness using clinical and nonelastographic MRI radiomic features in pediatric and young adult patients with known or su...
Humans Machine Learning Elasticity Imaging Techniques Child Female Magnetic Resonance Imaging Young Adult Image Interpretation, Computer-Assisted Male Liver Diseases Adolescent
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Temporal stability assessment in shear wave elasticity images validated by deep learning neural network for chronic liver disease fibrosis stage assessment.

Medical physics Apr 15, 2019
PURPOSE: To automatically detect and isolate areas of low and high stiffness temporal stability in shear wave elastography (SWE) image sequences and define their impact in chronic liver disease (CLD) diagnosis improvement by means of clinical examina...
Fibrosis Elasticity Imaging Techniques Image Processing, Computer-Assisted Liver Cirrhosis Liver Chronic Disease Reproducibility of Results Case-Control Studies Deep Learning Time Factors Humans
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Dual-mode artificially-intelligent diagnosis of breast tumours in shear-wave elastography and B-mode ultrasound using deep polynomial networks.

Medical engineering & physics Dec 19, 2018
The main goal of this study is to build an artificial intelligence (AI) architecture for automated extraction of dual-modal image features from both shear-wave elastography (SWE) and B-mode ultrasound, and to evaluate the AI architecture for classifi...
Humans Artificial Intelligence Machine Learning Breast Neoplasms Image Processing, Computer-Assisted Ultrasonography, Mammary Elasticity Imaging Techniques
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Data-Driven Elasticity Imaging Using Cartesian Neural Network Constitutive Models and the Autoprogressive Method.

IEEE transactions on medical imaging Nov 5, 2018
Quasi-static elasticity imaging techniques rely on model-based mathematical inverse methods to estimate mechanical parameters from force-displacement measurements. These techniques introduce simplifying assumptions that preclude exploration of unknow...
Neural Networks, Computer Phantoms, Imaging Algorithms Finite Element Analysis Databases, Factual Computer Simulation Elastic Modulus Image Processing, Computer-Assisted Elasticity Imaging Techniques
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Dictionary Representations for Electrode Displacement Elastography.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control Oct 5, 2018
Ultrasound electrode displacement elastography (EDE) has demonstrated the potential to monitor ablated regions in human patients after minimally invasive microwave ablation procedures. Displacement estimation for EDE is commonly plagued by decorrelat...
Abdomen Supervised Machine Learning Electrodes Image Interpretation, Computer-Assisted Phantoms, Imaging Elasticity Imaging Techniques Ablation Techniques Humans Algorithms Neoplasms
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Assessment of Carotid Artery Plaque Components With Machine Learning Classification Using Homodyned-K Parametric Maps and Elastograms.

IEEE transactions on ultrasonics, ferroelectrics, and frequency control Jun 29, 2018
Quantitative ultrasound (QUS) imaging methods, including elastography, echogenicity analysis, and speckle statistical modeling, are available from a single ultrasound (US) radio-frequency data acquisition. Since these US imaging methods provide compl...
Elasticity Imaging Techniques Image Interpretation, Computer-Assisted Carotid Arteries Plaque, Atherosclerotic Carotid Stenosis Humans Machine Learning Algorithms Female Aged Aged, 80 and over Male Middle Aged
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Deep learning Radiomics of shear wave elastography significantly improved diagnostic performance for assessing liver fibrosis in chronic hepatitis B: a prospective multicentre study.

Gut May 5, 2018
OBJECTIVE: We aimed to evaluate the performance of the newly developed deep learning Radiomics of elastography (DLRE) for assessing liver fibrosis stages. DLRE adopts the radiomic strategy for quantitative analysis of the heterogeneity in two-dimensi...
Diagnosis, Differential Biopsy Hepatitis B, Chronic Elasticity Imaging Techniques Male Deep Learning China Liver Cirrhosis Humans Prospective Studies Female Adult
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Ultrasound Characterization of Bone Demineralization Using a Support Vector Machine.

Ultrasound in medicine & biology Dec 25, 2017
We propose an ultrasound-guided remote measurement technique, utilizing an acoustic radiation force beam as our excitation source and a receiving hydrophone, to assess non-invasively a bone's mechanical properties. Features, such as velocity, were ex...
Image Processing, Computer-Assisted Bone and Bones Support Vector Machine Phantoms, Imaging Disease Models, Animal Elasticity Imaging Techniques Rabbits Bone Demineralization, Pathologic Reproducibility of Results Sensitivity and Specificity Animals
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