Articles with "lesion detectability" as a keyword



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Investigating the lesion detectability of Tc‐99m planar scintigraphy acquired with LEHRS collimator for patients with different body sizes: A phantom study

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Published in 2022 at "Journal of Applied Clinical Medical Physics"

DOI: 10.1002/acm2.13744

Abstract: Abstract Purpose The aim of this work was to investigate the lesion detectability of Tc‐99m planar scintigraphy acquired with a low‐energy high‐resolution and sensitivity (LEHRS) collimator and processed by Clarity 2D for patients with different… read more here.

Keywords: lesion detectability; scintigraphy; lesion; 99m planar ... See more keywords
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Phantom and methodology for comparison of small lesion detectability in PET.

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Published in 2022 at "Medical physics"

DOI: 10.1002/mp.16187

Abstract: PURPOSE The main goal of this work is to describe a phantom design, data acquisition and data analysis methodology enabling comparison of small lesion detectability between PET imaging systems and reconstruction algorithms. Several methods are… read more here.

Keywords: detectability; methodology; lesion detectability; comparison small ... See more keywords
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Evaluation of lesion detectability in positron emission tomography when using a convergent penalized likelihood image reconstruction method

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Published in 2017 at "Journal of Medical Imaging"

DOI: 10.1117/1.jmi.4.1.011002

Abstract: Abstract. We have previously developed a convergent penalized likelihood (PL) image reconstruction algorithm using the relative difference prior (RDP) and showed that it achieves more accurate lesion quantitation compared to ordered subsets expectation maximization (OSEM).… read more here.

Keywords: reconstruction; lesion detectability; convergent penalized; lesion ... See more keywords