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The role of parametric feature maps to correct different volume of interest sizes: an in vivo liver MRI study
BackgroundDifferent volume of interest (VOI) sizes influence radiomic features. This study examined if translating images into feature maps before...
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Near Lossless Compression for 3D Radiological Images Using Optimal Multilinear Singular Value Decomposition (3D-VOI-OMLSVD)
Storage and transmission of high-compression 3D radiological images that create high-quality reconstruction upon decompression are critical...
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Enhancing the stability of CT radiomics across different volume of interest sizes using parametric feature maps: a phantom study
BackgroundIn radiomics studies, differences in the volume of interest (VOI) are often inevitable and may confound the extracted features. We aimed to...
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Radiomics nomogram based on optimal VOI of multi-sequence MRI for predicting microvascular invasion in intrahepatic cholangiocarcinoma
ObjectiveMicrovascular invasion (MVI) is a significant adverse prognostic indicator of intrahepatic cholangiocarcinoma (ICC) and affects the...
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Single brain metastasis versus glioblastoma multiforme: a VOI-based multiparametric analysis for differential diagnosis
PurposeThe authors’ purpose was to create a valid multiparametric MRI model for the differential diagnosis between glioblastoma and solitary brain...
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The use of individual-based FDG-PET volume of interest in predicting conversion from mild cognitive impairment to dementia
BackgroundBased on a longitudinal cohort design, the aim of this study was to investigate whether individual-based 18 F fluorodeoxyglucose positron...
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Fuhrman nuclear grade prediction of clear cell renal cell carcinoma: influence of volume of interest delineation strategies on machine learning-based dynamic enhanced CT radiomics analysis
ObjectiveTo investigate the influence of different volume of interest (VOI) delineation strategies on machine learning–based predictive models for...
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MR Template-Based Individual Brain PET Volumes-of-Interest Generation Neither Using MR nor Using Spatial Normalization
For more anatomically precise quantitation of mouse brain PET, spatial normalization (SN) of PET onto MR template and subsequent template...
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Improved precision of noise estimation in CT with a volume-based approach
Assessment of image noise is a relevant issue in computed tomography (CT). Noise is routinely measured by the standard deviation of density values...
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Assessment of different regions of interest-based methods for [99mTc]Tc DAT-SPECT quantification using an anthropomorphic striatal phantom
Background and aimsMolecular imaging of the dopamine transporters (DAT) provides valuable information about neurodegenerative diseases, such as...
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How to evaluate perfusion imaging in post-treatment glioma: a comparison of three different analysis methods
IntroductionDynamic susceptibility contrast (DSC) perfusion weighted (PW)-MRI can aid in differentiating treatment related abnormalities (TRA) from...
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CT based intratumor and peritumoral radiomics for differentiating complete from incomplete capsular characteristics of parotid pleomorphic adenoma: a two-center study
ObjectiveCapsular characteristics of pleomorphic adenoma (PA) has various forms. Patients without complete capsule has a higher risk of recurrence...
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Effect of cerebrospinal fluid area mask correction on 123I-FP-CIT SPECT images in idiopathic normal pressure hydrocephalus
BackgroundCerebrospinal fluid (CSF) area mask correction reduces the influence of low [ 123 I]-N-fluoropropyl-2b-carbomethoxy-3b-(4-iodophenyl)...
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The determination of the optimal threshold on measurement of thyroid volume using quantitative SPECT/CT for Graves' hyperthyroidism
PurposeTo investigate the optimal threshold for measuring thyroid volume in patients with Grave's hyperthyroidism (GH) by SPECT/CT.
Materials and...
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A microCT-based platform to quantify drug targeting
BackgroundHeterotopic ossification (HO) is a frequent and debilitating complication of traumatic musculoskeletal injuries and orthopedic procedures....
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Radiomics of Intrahepatic Cholangiocarcinoma and Peritumoral Tissue Predicts Postoperative Survival: Development of a CT-Based Clinical-Radiomic Model
BackgroundFor many tumors, radiomics provided a relevant prognostic contribution. This study tested whether the computed tomography (CT)-based...
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Reproducibility of [18F]FDG PET/CT liver SUV as reference or normalisation factor
IntroductionAlthough visual and quantitative assessments of [18F]FDG PET/CT studies typically rely on liver uptake value as a reference or...
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Alterations in subcortical magnetic susceptibility and disease-specific relationship with brain volume in major depressive disorder and schizophrenia
Quantitative susceptibility map** is a magnetic resonance imaging technique that measures brain tissues’ magnetic susceptibility, including iron...
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Optimizing SUV Analysis: A Multicenter Study on Preclinical FDG-PET/CT Highlights the Impact of Standardization
PurposePreclinical imaging, with translational potential, lacks a standardized method for defining volumes of interest (VOIs), impacting data...
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A new method to improve RF safety of implantable medical devices using inductive coupling at 3.0 T MRI
ObjectiveTo enhance RF safety when implantable medical devices are located within the body coil but outside the imaging region by using a secondary...
