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Image quality of lung perfusion with photon-counting-detector CT: comparison with dual-source, dual-energy CT
PurposeTo evaluate the quality of lung perfusion imaging obtained with photon-counting-detector CT (PCD-CT) in comparison with dual-source,...
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MNI SISCOM: an Open-Source Tool for Computing Subtraction Ictal Single-Photon Emission CT Coregistered to MRI
Subtraction ictal single-photon emission computed tomography (SPECT) coregistered to MRI (SISCOM) is a well-established technique for quantitative...
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A list-mode multi-energy window low-count SPECT reconstruction method for isotopes with multiple emission peaks
BackgroundSingle-photon emission computed tomography (SPECT) provides a mechanism to perform absorbed-dose quantification tasks for
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Photon-counting detectors in computed tomography: from quantum physics to clinical practice
Over the last decade, a fundamentally new type of computed tomography (CT) detectors has proved its superior capabilities in both physical and...
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A novel intelligent radiomic analysis of perfusion SPECT/CT images to optimize pulmonary embolism diagnosis in COVID-19 patients
BackgroundCOVID-19 infection, especially in cases with pneumonia, is associated with a high rate of pulmonary embolism (PE). In patients with...
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Remote sensing image information extraction based on Compensated Fuzzy Neural Network and big data analytics
Medical imaging AI systems and big data analytics have attracted much attention from researchers of industry and academia. The application of medical...
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Preoperative SPECT/CT + intraoperative CT fusion enabling surgical augmented reality to target sentinel lymph node in endometrial cancer
PurposeTo establish a proof-of-concept study using a phantom model to allow the fusion of preoperative single-photon emission computed tomography...
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U-Patch GAN: A Medical Image Fusion Method Based on GAN
Although medical imaging is frequently used to diagnose diseases, in complex diagnostic situations, specialists typically need to look at different...
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Yttrium-90 quantitative phantom study using digital photon counting PET
BackgroundPET imaging of 90 Y-microsphere distribution following radioembolisation is challenging due to the count-starved statistics from the low...
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Variability in PET image quality and quantification measured with a permanently filled 68Ge-phantom: a multi-center study
BackgroundThis study evaluated, as a snapshot, the variability in quantification and image quality (IQ) of the clinically utilized PET [ 18 F]FDG...
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Deep learning approximation of attenuation maps for myocardial perfusion SPECT with an IQ\(\varvec{\cdot {}}\)SPECT collimator
BackgroundThe use of CT images for attenuation correction of myocardial perfusion imaging with single photon emission computer tomography (SPECT)...
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Empowering PET: harnessing deep learning for improved clinical insight
This review aims to take a journey into the transformative impact of artificial intelligence (AI) on positron emission tomography (PET) imaging. To...
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Threshold-dependent iodine imaging and spectral separation in a whole-body photon-counting CT system
ObjectiveTo evaluate the dual-energy (DE) performance and spectral separation with respect to iodine imaging in a photon-counting CT (PCCT) and...
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Holmium-166 Radioembolization: Current Status and Future Prospective
Since its first suggestion as possible option for liver radioembolization treatment, the therapeutic isotope holmium-166 ( 166 Ho) caught the experts’...
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Algorithms for joint activity–attenuation estimation from positron emission tomography scatter
BackgroundAttenuation correction in positron emission tomography remains challenging in the absence of measured transmission data. Scattered emission...
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Assessment of the axial resolution of a compact gamma camera with coded aperture collimator
PurposeHandheld gamma cameras with coded aperture collimators are under investigation for intraoperative imaging in nuclear medicine. Coded apertures...
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Innovative procedure for measuring left ventricular ejection fraction from 18F-FDG first-pass ultra-sensitive digital PET/CT images: evaluation with an anthropomorphic heart phantom
BackgroundLeft ventricular ejection fraction (LVEF) is usually measured by cine-cardiac magnetic resonance imaging (MRI), planar and single-photon...
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Development of a dynamic myocardial perfusion phantom model for tracer kinetic measurements
BackgroundAbsolute myocardial perfusion imaging (MPI) is beneficial in the diagnosis and prognosis of patients with suspected or known coronary...
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Concept development of an on-chip PET system
BackgroundOrgans-on-Chips (OOCs), microdevices mimicking in vivo organs, find growing applications in disease modeling and drug discovery. With the...
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Monte Carlo simulation of digital photon counting PET
A GATE Monte Carlo model of the Philips Vereos digital photon counting PET imaging system using silicon photo-multiplier detectors was proposed. It...
