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  1. 2481
    “…Inspection of the TACs indicated a relatively homogenous uptake of [(18)F]GSK2647544 across all the ROIs examined. The mean whole brain V(T) was 0.56 (95 % CI, 0.41–0.72). …”
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    Investigation of the Brain Biodistribution of the Lipoprotein-Associated Phospholipase A(2) (Lp-PLA(2)) Inhibitor [(18)F]GSK2647544 in Healthy Male Subjects
  2. 2482
    “…The region of interests (ROIs) were placed in both lobes of the thyroid glands, and CT values (HU: Hounsfield unit) and iodine concentrations (mg/mL) calculated from DECT images were measured. …”
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    Iodine concentration calculated by dual-energy computed tomography (DECT) as a functional parameter to evaluate thyroid metabolism in patients with hyperthyroidism
  3. 2483
    “…SUV normalisation, 3. drawing regions/volumes of interest (ROI’s/VOI’s) according to: a. hot-spot (HS), b. whole-segment (WS) and c. most-diseased segment (MDS), 4. …”
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    Variability in quantitative analysis of atherosclerotic plaque inflammation using (18)F-FDG PET/CT
  4. 2484
    “…The automatic anatomical labeling (AAL) atlas was used to define the left and right (L/R) hemisphere regions of interest (ROI). In addition, the John Hopkins University (JHU) White Matter Atlas was used to auto-segment major white matter bundle ROIs. …”
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    Global and Targeted Pathway Impact of Gliomas on White Matter Integrity Based on Lobar Localization
  5. 2485
    “…By parcelating the brain into regions of interest (ROI) it is possible to use each ROI as a source to MKL (ROI-MKL). …”
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    Selecting the most relevant brain regions to discriminate Alzheimer's disease patients from healthy controls using multiple kernel learning: A comparison across functional and structural imaging modalities and atlases
  6. 2486
    “…Tract-based spatial statistics (TBSS) combining region of interests (ROIs) analysis was used to investigate the alterations of DTI metrics (fractional anisotropy (FA), mean diffusivity (MD), λ(1) and λ(23)) and FC measurement was performed to calculate hippocampal FC with other brain regions. …”
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    Alterations of White Matter Integrity and Hippocampal Functional Connectivity in Type 2 Diabetes Without Mild Cognitive Impairment
  7. 2487
    por Sun, Qing, Fan, Wenliang, Ye, Jin, Han, Ping
    Publicado 2018
    “…Results: Across three groups, significant ReHo differences were found in nine ROI regions mainly within the visual network (VN), dorsal attention network (DAN), somatomotor network (SMN), fronto parietal control (FPC) network and thalamus. …”
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    Abnormal Regional Homogeneity and Functional Connectivity of Baseline Brain Activity in Hepatitis B Virus-Related Cirrhosis With and Without Minimal Hepatic Encephalopathy
  8. 2488
    “…Radiomic (computer-extracted texture) features were extracted from all ROIs through different approaches, including first-, second-, and higher-order statistics, both with and without normalization, leading to the calculation of around 300 different texture parameters for each ROI. …”
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    Multiparametric Magnetic Resonance Imaging in the Assessment of Primary Brain Tumors Through Radiomic Features: A Metric for Guided Radiation Treatment Planning
  9. 2489
    “…However, while all six MRI measures were correlated with each other across all structures, there were large intra-ROI and inter-ROI differences (i.e., with no one measure consistently producing the highest or lowest values). …”
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    Comparisons between multi-component myelin water fraction, T1w/T2w ratio, and diffusion tensor imaging measures in healthy human brain structures
  10. 2490
    “…We conducted region of interest (ROI) and voxel-based analyses on (123)I-FP-CIT SPECT scans. …”
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    Striatal DAT and extrastriatal SERT binding in early-stage Parkinson's disease and dementia with Lewy bodies, compared with healthy controls: An (123)I-FP-CIT SPECT study
  11. 2491
    “…Left and right amygdala ROIs were used to extract mean BOLD signal change for the angry minus neutral face contrast for all subjects. …”
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    Amygdalar reactivity is associated with prefrontal cortical thickness in a large population-based sample of adolescents
  12. 2492
    “…For the phantom image, the CNR of the region of interest (ROI) was improved from 1.70 to 4.03. The average CNR of ROIs for 10 patients from each anatomical group, were increased significantly from 1.45 ± 1.51 to 2.09 ± 1.68 for the head & neck (p < 0.001), from 0.92 ± 0.78 to 1.36 ± 0.85 for the chest (p < 0.001), and from 1.12 ± 1.22 to 1.76 ± 1.31 for the pelvis (p < 0.001), respectively. …”
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    A Megavoltage CT Image Enhancement Method for Image-Guided and Adaptive Helical TomoTherapy
  13. 2493
    “…Quantitative T2 values were measured with circular 2D ROIs in the solid tumor portion and also in the normal renal parenchyma (cortex and medulla). …”
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    Use of quantitative T2 mapping for the assessment of renal cell carcinomas: first results
  14. 2494
    “…The T2-prepared 3D TSE sequence was used to generate T2 maps, followed by manual placement of regions of interest (ROIs) covering the trapezius muscles of both sides and signal alterations attributable to mTrPs. …”
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    Quantitative magnetic resonance imaging of the upper trapezius muscles – assessment of myofascial trigger points in patients with migraine
  15. 2495
    “…Seven regions of interest (ROIs) located on the neck, shoulder, elbow, back, chest, gluteus and quarter were analysed. …”
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    Exercise-induced changes in skin temperature and blood parameters in horses
  16. 2496
    “…The regions of interest (ROIs) in the medial temporal cortex were selected for investigation. …”
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    Correlations Between the Microstructural Changes of the Medial Temporal Cortex and Mild Cognitive Impairment in Patients With Cerebral Small Vascular Disease (cSVD): A Diffusion Kurtosis Imaging Study
  17. 2497
    “…Parametric images of K(1) (extraction × perfusion), k(2) (oxidative metabolism) and V(T) (=K(1)/k(2), anabolic metabolism defined as carbon retention) were constructed using a one-tissue compartment model with an arterial input function derived from pelvic arteries. Regions of interest (ROIs) of the largest cancer lesion in each patient and normal prostate tissue were drawn using information from MRI (T2 and DWI images), biopsy results, and post-surgical histopathology of whole prostate sections (n=7). …”
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    Carbon Flux as a Measure of Prostate Cancer Aggressiveness: [(11)C]-Acetate PET/CT
  18. 2498
    “…Brodmann's areas 9 and 46 were the regions of interest (ROIs) of DLPFC activation. STATISTICAL TESTS: Multiple linear regression used to understand the relationship between ulam consumption and the working memory and cognitive flexibility, while analysis of covariance (ANCOVA) was used to compare the difference of working memory and cognitive flexibility among four percentiles of ulam consumption, after age, gender, and education years adjustments. …”
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    Does traditional asian vegetables (ulam) consumption correlate with brain activity using fMRI? A study among aging adults from low‐income households
  19. 2499
    “…The radiomic scores (Rad scores) were constructed using the binary logistic regression model from the radiomics features of regions of interest (ROIs) in the left liver (LL) and right liver (RL), respectively. …”
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    Multiparametric radiomics nomogram may be used for predicting the severity of esophageal varices in cirrhotic patients
  20. 2500
    “…Median dir-Reg coefficient of variation of all ROIs was 5.6% lower for expiration and 7.0% lower for inspiration compared with nn-Reg. …”
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    Non-rigid image registration of 4D-MRI data for improved delineation of moving tumors
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