Articles with "non enhanced" as a keyword



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Reliable brain morphometry from contrast‐enhanced T1w‐MRI in patients with multiple sclerosis

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Published in 2022 at "Human Brain Mapping"

DOI: 10.1002/hbm.26117

Abstract: Brain morphometry is usually based on non‐enhanced (pre‐contrast) T1‐weighted MRI. However, such dedicated protocols are sometimes missing in clinical examinations. Instead, an image with a contrast agent is often available. Existing tools such as FreeSurfer… read more here.

Keywords: contrast; brain morphometry; morphometry; non enhanced ... See more keywords
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A Combined Non-enhanced CT Radiomics and Clinical Variable Machine Learning Model for Differentiating Benign and Malignant Sub-Centimeter Pulmonary Solid Nodules.

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Published in 2023 at "Medical physics"

DOI: 10.1002/mp.16316

Abstract: BACKGROUND Radiomics has been used to predict pulmonary nodule malignancy. However, most of the studies focused on pulmonary ground-glass nodules. The use of computed tomography (CT) radiomics in pulmonary solid nodules, particularly sub-centimeter solid nodules,… read more here.

Keywords: benign malignant; sub centimeter; pulmonary solid; solid nodules ... See more keywords
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Quantitative attenuation accuracy of virtual non-enhanced imaging compared to that of true non-enhanced imaging on dual-source dual-energy CT

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Published in 2020 at "Abdominal Radiology"

DOI: 10.1007/s00261-020-02415-8

Abstract: Purpose To evaluate the quantitative attenuation and reliability of virtual non-contrast (VNC) images of the abdomen acquired from multiphasic scans with a dual-energy computed tomography (DECT) system and compare it with that of true non-enhanced… read more here.

Keywords: quantitative attenuation; enhanced imaging; non enhanced; vnc images ... See more keywords
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Measurement of Radiation Dose to the Eye Lens in Non-Enhanced CT Scans of the Brain.

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Published in 2021 at "Radiation protection dosimetry"

DOI: 10.1093/rpd/ncab118

Abstract: Radiation can have undesirable effects on the eye, including a gradual loss of vision. Unnecessary radiation can reach the eye lens during non-enhanced computed tomography (CT) scans of the brain. The International Commission on Radiological… read more here.

Keywords: lens non; non enhanced; eye lens; dose ... See more keywords
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The impact of abdominal fat on abdominal aorta calcification measured on non-enhanced CT

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Published in 2018 at "Medicine"

DOI: 10.1097/md.0000000000013233

Abstract: Abstract Cardiovascular (CV) morbidity, atherosclerosis, and obesity are all targets of clinical concern and vast research, as is the association between them. Aim of this study is to assess the impact of adipose tissue (including… read more here.

Keywords: aorta; aorta calcification; fat; association ... See more keywords
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Non‐enhanced magnetic resonance imaging versus renal scintigraphy in acute pyelonephritis

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Published in 2018 at "Pediatrics International"

DOI: 10.1111/ped.13465

Abstract: The utility of non‐enhanced magnetic resonance imaging (MRI) has not been examined extensively for diagnosing acute pyelonephritis (APN) in children. The aims of this study were to compare non‐enhanced MRI with technetium‐99 m dimercaptosuccinic acid… read more here.

Keywords: enhanced magnetic; resonance imaging; scintigraphy; magnetic resonance ... See more keywords
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Segment-by-segment assessment of left ventricular myocardial affection in Anderson-Fabry disease by non-enhanced T1-mapping

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Published in 2017 at "Acta Radiologica"

DOI: 10.1177/0284185116675657

Abstract: Background Anderson-Fabry disease (AFD) is an X-linked lysosomal enzyme disorder associated with an intracellular accumulation of sphingolipids, which shorten myocardial T1 relaxation times. Myocardial affection, however, varies between different segments. Purpose To evaluate the specific… read more here.

Keywords: segment; fabry disease; affection; non enhanced ... See more keywords
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Non-enhanced versus low-dose contrast-enhanced renal magnetic resonance angiography at 7 T: a feasibility study

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Published in 2018 at "Acta Radiologica"

DOI: 10.1177/0284185117718399

Abstract: Background Considering the currently reported association between a repetitive application and cumulative dosage of Gadolinium (Gd)-based contrast agents and Gd-deposition in brain tissue as well as the risk for the advent of nephrogenic systemic fibrosis… read more here.

Keywords: low dose; contrast; magnetic resonance; non enhanced ... See more keywords
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Association of Hepatic Steatosis Index with Nonalcoholic Fatty Liver Disease Diagnosed by Non-Enhanced CT in a Screening Population

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Published in 2021 at "Diagnostics"

DOI: 10.3390/diagnostics11122168

Abstract: The noninvasive diagnosis of hepatic steatosis is of increasing concern. This study investigated the association of hepatic steatosis determined by non-enhanced CT criteria with clinical parameters in a screening population. Asymptomatic patients who underwent abdominal… read more here.

Keywords: index; hepatic steatosis; association hepatic; steatosis ... See more keywords
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Virtual non-enhanced dual-energy computed tomography reconstruction: a candidate to replace true non-enhanced computed tomography scans in the setting of suspected liver alveolar echinococcosis.

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Published in 2023 at "Diagnostic and interventional radiology"

DOI: 10.4274/dir.2023.221806

Abstract: PURPOSE When a suspected hepatic alveolar echinococcosis (AE) lesion is detected on a contrast enhanced computed tomography (CT) scan, an additional triphasic or non-enhanced CT scan is required to determine the presence of calcification and… read more here.

Keywords: non; dual energy; computed tomography; non enhanced ... See more keywords
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MRI-guided fiducial marker implantation as a method of tagging an ultrasound- and non-enhanced CT-invisible liver tumor before thermal ablation

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Published in 2022 at "Diagnostic and Interventional Radiology"

DOI: 10.5152/dir.2022.21820

Abstract: Some liver tumors are not visible on ultrasound or non-enhanced computed tomography (NECT) which are the main modalities used in image-guided ablations. This is a report of magnetic resonance-guided implantation of a fiducial marker to… read more here.

Keywords: liver; marker; ablation; ultrasound non ... See more keywords