Impact of a prototype, dedicated AI‐based spectral image reconstruction algorithm on the quality of low‐keV virtual monoenergetic images and iodine maps: A phantom study
Sign Up to like & getrecommendations! Published in 2025 at "Medical Physics"
DOI: 10.1002/mp.70093
Abstract: Background: Recently, CT manufacturers have developed deep‐learning‐based reconstruction (DLR) algorithms for conventional and spectral CT images. On dual‐energy CT platforms, DLR algorithms have been developed in particular to reduce image noise in virtual monoenergetic images… read more here.
Keywords: monoenergetic images; iodine maps; impact prototype; image ... See more keywords
Comparing dual energy CT and subtraction CT on a phantom: which one provides the best contrast in iodine maps for sub-centimetre details?
Sign Up to like & getrecommendations! Published in 2018 at "European Radiology"
DOI: 10.1007/s00330-018-5496-x
Abstract: ObjectivesTo compare contrast-to-noise ratios (CNRs) and iodine discrimination thresholds on iodine maps derived from dual energy CT (DECT) and subtraction CT (SCT).MethodsA contrast-detail phantom experiment was performed with 2 to 15 mm diameter tubes containing… read more here.
Keywords: contrast; iodine maps; subtraction; dual energy ... See more keywords
Radiomics analysis of dual-energy CT-derived iodine maps for diagnosing metastatic cervical lymph nodes in patients with papillary thyroid cancer
Sign Up to like & getrecommendations! Published in 2020 at "European Radiology"
DOI: 10.1007/s00330-020-06866-x
Abstract: Objective To investigate the value of radiomics analysis of dual-energy computed tomography (DECT)–derived iodine maps for preoperative diagnosing cervical lymph nodes (LNs) metastasis in patients with papillary thyroid cancer (PTC). Methods Two hundred and fifty-five… read more here.
Keywords: validation; iodine maps; radiomics analysis; image features ... See more keywords
Usefulness of Virtual Monochromatic Images and Iodine Maps Derived from Dual-Energy Computed Tomography for Diagnosing Deep Neck Abscesses
Sign Up to like & getrecommendations! Published in 2021 at "Journal of Computer Assisted Tomography"
DOI: 10.1097/rct.0000000000001188
Abstract: Objective We aimed to determine whether dual-energy computed tomography (CT) is useful for evaluating deep neck abscesses. Methods This study included 22 consecutive patients who were clinically suspected of having a deep neck abscess and… read more here.
Keywords: iodine maps; dual energy; neck abscesses; deep neck ... See more keywords
Photon-Counting CT Iodine Maps for Diagnosing Chronic Pulmonary Thromboembolism
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DOI: 10.1097/rli.0000000000001134
Abstract: Objectives The aim of this study was to evaluate the feasibility and efficacy of chronic pulmonary thromboembolism assessment using photon-counting detector computed tomography (PCD-CT) iodine maps of the lung parenchyma. Materials and Methods This institutional… read more here.
Keywords: iodine maps; pulmonary thromboembolism; cteph; chronic pulmonary ... See more keywords
Dual-Energy CT Angiography for Detection of Pulmonary Emboli: Incremental Benefit of Iodine Maps.
Sign Up to like & getrecommendations! Published in 2018 at "Radiology"
DOI: 10.1148/radiol.2018180594
Abstract: Purpose To determine if there is added benefit of using iodine maps from dual-energy (DE) CT in addition to conventional CT angiography images to diagnose pulmonary embolism (PE). Materials and Methods In this retrospective analysis,… read more here.
Keywords: angiography; benefit; iodine maps; dual energy ... See more keywords
Dual-Energy CT-derived Iodine Maps: Use in Assessing Pleural Carcinomatosis.
Sign Up to like & getrecommendations! Published in 2019 at "Radiology"
DOI: 10.1148/radiol.2018181567
Abstract: Purpose To evaluate the use of spectral CT for differentiation between noncalcified benign pleural lesions and pleural carcinomatosis. Materials and Methods In this retrospective study, patients who underwent contrast agent-enhanced late venous phase spectral CT… read more here.
Keywords: conventional images; pleural carcinomatosis; carcinomatosis; iodine maps ... See more keywords
Radiomics analysis of dual-layer detector spectral CT-derived iodine maps for predicting Ki-67 PI in pancreatic ductal adenocarcinoma
Sign Up to like & getrecommendations! Published in 2025 at "BMC Medical Imaging"
DOI: 10.1186/s12880-025-01664-7
Abstract: To evaluate the feasibility of radiomics analysis using dual-layer detector spectral CT (DLCT)-derived iodine maps for the preoperative prediction of the Ki-67 proliferation index (PI) in pancreatic ductal adenocarcinoma (PDAC). A total of 168 PDAC… read more here.
Keywords: layer detector; iodine maps; radiomics analysis; dual layer ... See more keywords
COVID-19: What Iodine Maps From Perfusion CT can reveal—A Prospective Cohort Study
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DOI: 10.1186/s13054-020-03333-3
Abstract: Background Subtraction CT angiography (sCTA) is a technique used to evaluate pulmonary perfusion based on iodine distribution maps. The aim of this study is to assess lung perfusion changes with sCTA seen in patients with… read more here.
Keywords: prospective cohort; perfusion; iodine maps; study ... See more keywords