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Article
Open AccessUnderstanding ADC variation by fat content effect using a dual-function MRI phantom
A dual-function phantom designed to quantify the apparent diffusion coefficient (ADC) in different fat contents (FCs) and glass bead densities (GBDs) to simulate the human tissues has not been documented yet. ...
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Article
Accumulated Hepatic Steatosis Grades Predicted by T2*-IDEAL Fat Fraction
1H Magnetic resonance spectroscopy (MRS) is currently considered to be the standard for MR-based fat quantification without the need of histopathologic correlation. The purpose of this prospective study was to ....
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Article
Severity of Liver Cirrhosis Evaluated by Digital Subtraction Angiography Using Quantitative Color-Coding Analysis Before Transarterial Embolization
This study examined whether the quantitative color-coding analysis (QCA) of two-dimensional digital subtraction angiography (DSA) can accurately measure the maximal density time (Tmax) on the time–density curv...
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Article
The role of input imaging combination and ADC threshold on segmentation of acute ischemic stroke lesion using U-Net
To evaluate the effect of the weighting of input imaging combo and ADC threshold on the performance of the U-Net and to find an optimized input imaging combo and ADC threshold in segmenting acute ischemic stro...
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Article
A potential imaging biomarker distinguishing neurodegenerative parkinsonism using brainstem MRI shape analysis
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Article
Open AccessUtilization of CT and MRI scanning in Taiwan, 2000–2017
This population-based study aimed to collect, analyze, and summarize the long-term trends in medical imaging use in Taiwan.
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Article
Open AccessImproving performance of deep learning models using 3.5D U-Net via majority voting for tooth segmentation on cone beam computed tomography
Deep learning allows automatic segmentation of teeth on cone beam computed tomography (CBCT). However, the segmentation performance of deep learning varies among different training strategies. Our aim was to p...
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Article
Open AccessPredicting Lumbar Vertebral Osteopenia Using LvOPI Scores and Logistic Regression Models in an Exploratory Study of Premenopausal Taiwanese Women
To propose hybrid predicting models integrating clinical and magnetic resonance imaging (MRI) features to diagnose lumbar vertebral osteopenia (LvOPI) in premenopausal women.
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Article
Improving interobserver agreement and performance of deep learning models for segmenting acute ischemic stroke by combining DWI with optimized ADC thresholds
To examine the role of ADC threshold on agreement across observers and deep learning models (DLMs) plus segmentation performance of DLMs for acute ischemic stroke (AIS).
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Article
Open AccessQuantifying lumbar vertebral perfusion by a Tofts model on DCE-MRI using segmental versus aortic arterial input function
The purpose of this study was to investigate the influence of arterial input function (AIF) selection on the quantification of vertebral perfusion using axial dynamic contrast-enhanced magnetic resonance imagi...
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Article
Open AccessIntegrating Patient-Specific Electrocardiogram Signals and Image-Based Computational Fluid Dynamics Method to Analyze Coronary Blood Flow in Patients during Cardiac Arrhythmias
The aim of this study was to use the computational fluid dynamics (CFD) method, patient-specific electrocardiogram (ECG) signals, and computed tomography three-dimensional image reconstruction technique to inv...
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Article
Effects of gender, age, and body mass index on fat contents and apparent diffusion coefficients in healthy parotid glands: an MRI evaluation
To establish standard apparent diffusion coefficient (ADC) and the fat content as a function of age, gender and body mass index (BMI) in healthy parotid glands, and to address the influences of fat suppression...
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Article
Perfusion characteristics of late radiation injury of parotid glands: quantitative evaluation with dynamic contrast-enhanced MRI
We aimed to quantitatively investigate the alteration of parotid perfusion after irradiation using dynamic contrast-enhanced magnetic resonance imaging (DCE-MRI) based on a two-compartment tracer kinetic model...
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Article
Acute putaminal necrosis and white matter demyelination in a child with subnormal copper metabolism in Wilson disease: MR imaging and spectroscopic findings
Wilson disease (WD) that manifests solely with acute and severe neurological damage in the absence of hepatic disease and Kayser–Fleischer ring of the cornea is rare and difficult to diagnose at the acute sett...
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Article
Solitary intraosseous neurofibroma of the tibia
A solitary intraosseous neurofibroma is rare and mostly occurs in the mandible. We report a case of a solitary intraosseous neurofibroma of the tibia. The radiographic findings were nonspecific and showed an e...
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Article
Eosinophilic fasciitis in a military recruit: MRI evaluation with clinical correlation
Eosinophilic fasciitis (EF) is an uncommon connective tissue disease. We report a patient with EF who presented with episodic swelling and stiffness of his legs and forearms in combination with peripheral eos...
