• Pediatric head computed tomography with advanced modeled iterative reconstruction: focus on image quality and reduction of radiation dose

  Abstract Background Iterative reconstruction has become the standard method for reconstructing computed tomography (CT) scans and needs to be verified for adaptation. Objective To assess the image quality after adapting advanced modeled iterative reconstruction (ADMIRE) for pediatric head CT.

  Pediatric Radiology

  Fri Oct 18, 2019 17:00
• The Importance of Imaging Informatics and Informaticists in the Implementation of AI

  Publication date: Available online 19 October 2019Source: Academic RadiologyAuthor(s): Tessa S. CookImaging informatics is critical to the success of AI implementation in radiology. An imaging informaticist is a unique individual who sits at the intersection of clinical radiology, data science, and information technology. With the ability to understand each of the different domains and translate between the experts in these domains, imaging infor

  Academic Radiology

  Sat Oct 19, 2019 07:00
• Artificial Intelligence in Medicine: Where Are We Now?

  Publication date: Available online 19 October 2019Source: Academic RadiologyAuthor(s): Sagar Kulkarni, Nuran Seneviratne, Mirza Shaheer Baig, Ameer Hamid Ahmed KhanArtificial intelligence in medicine has made dramatic progress in recent years. However, much of this progress is seemingly scattered, lacking a cohesive structure for the discerning observer. In this article, we will provide an up-to-date review of artificial intelligence in medicine,

  Academic Radiology

  Sat Oct 19, 2019 07:00
• Collaborative Learning in Radiology: From Peer Review to Peer Learning and Peer Coaching

  Publication date: Available online 18 October 2019Source: Academic RadiologyAuthor(s): Alison L. Chetlen, Jonelle Petscavage-Thomas, Rekha A. Cherian, Adam Ulano, Sadhna B. Nandwana, Nicole E. Curci, Robert T. Swanson, Rick Artrip, Tharakeswara K Bathala, Lori Mankowski Gettle, L. Alexandre FriginiBackgroundA Radiology Research Alliance Task Force was assembled in 2018 to review the literature on peer review and report on best practices for peer

  Academic Radiology

  Sat Oct 19, 2019 07:00
• The Diagnostic Value of MRI for Preoperative Staging in Patients with Endometrial Cancer: A Meta-Analysis

  Publication date: Available online 18 October 2019Source: Academic RadiologyAuthor(s): Qiu Bi, Yuhui Chen, Kunhua Wu, Junna Wang, Ying Zhao, Bo Wang, Ji DuObjectivesTo assess the diagnostic accuracy of magnetic resonance imaging (MRI) for detecting myometrial invasion, cervical invasion, and lymph node metastases in endometrial cancer.Materials and MethodsA systematic literature search was performed in PubMed, Embase, Cochrane Library, Web of Sci

  Academic Radiology

  Sat Oct 19, 2019 07:00
• A set of functionally-defined brain regions with improved representation of the subcortex and cerebellum

  Publication date: Available online 18 October 2019Source: NeuroImageAuthor(s): Benjamin A. Seitzman, Caterina Gratton, Scott Marek, Ryan V. Raut, Nico U.F. Dosenbach, Bradley L. Schlaggar, Steven E. Petersen, Deanna J. GreeneAbstractAn important aspect of network-based analysis is robust node definition. This issue is critical for functional brain network analyses, as poor node choice can lead to spurious findings and misleading inferences about

  NeuroImage

  Sat Oct 19, 2019 06:49
• Shear Wave Elastography in the Evaluation of Temporomandibular Joint Disorders

  Publication date: Available online 19 October 2019Source: Ultrasound in Medicine & BiologyAuthor(s): Łukasz Paluch, Paulina Maj, Piotr Pietruski, Michał Korba, Bartłomiej H. NoszczykAbstractWe aimed at verifying the usefulness of shear wave elastography in determining the temporomandibular disc stiffness in patients with a temporomandibular disorders (TMDs). The study included 37 patients with confirmed TMDs and 208 healthy volunteers. Patients p

  Ultrasound in Medicine & Biology

  Sat Oct 19, 2019 05:52
• Detecting Kidney Stones Using Twinkling Artifacts: Survey of Kidney Stones with Varying Composition and Size

  Publication date: Available online 18 October 2019Source: Ultrasound in Medicine & BiologyAuthor(s): Benjamin G. Wood, Matthew W. UrbanAbstractIn recent years, work has been done to understand the mechanisms of Doppler ultrasound twinkling artifacts (TAs) and why they appear over kidney stones. In the work described here, twinkling artifacts were evaluated as a possible method of locating and characterizing kidney stones. Doppler ultrasound scann

  Ultrasound in Medicine & Biology

  Sat Oct 19, 2019 05:52
• Low-Radiation-Dose Stress Myocardial Perfusion Measurement Using First-Pass Analysis Dynamic Computed Tomography: A Preliminary Investigation in a Swine Model

  Objectives The aim of this study was to assess the feasibility of a prospective first-pass analysis (FPA) dynamic computed tomography (CT) perfusion technique for accurate low-radiation-dose global stress perfusion measurement. Materials and Methods The prospective FPA technique was evaluated in 10 swine (42 ± 12 kg) by direct comparison to a previously validated retrospective FPA technique. Of the 10 swine, 3 had intermediate stenoses wi

  Investigative Radiology - Published Ahead-of-Print

  Tue Oct 15, 2019 17:00
• Cloverleaf Sign in Pelvic Magnetic Resonance Imaging for Deep Infiltrating Endometriosis: Association With Longer Operation Times, Greater Blood Loss, and Higher Rates of Bowel Resection

  Objectives The aim of this study was to evaluate the significance of a new imaging sign, the “cloverleaf sign,” in diagnosing deep infiltrating endometriosis (DIE) with magnetic resonance imaging (MRI) in concordance to intraoperative findings. Materials and Methods This retrospective study included 103 patients operated during the January 2016 to June 2018 period with preoperative 1.5 T and 3 T MRI, with or without vaginal and rectal gel

  Investigative Radiology - Published Ahead-of-Print

  Tue Oct 15, 2019 17:00
• Methylphenidate does not affect convergent and divergent creative processes in healthy adults

  Publication date: Available online 17 October 2019Source: NeuroImageAuthor(s): Matthijs Baas, Nathalie Boot, Simon van Gaal, Carsten K.W. de Dreu, Roshan CoolsAbstractAn increasing number of healthy people use methylphenidate, a psychostimulant that increases dopamine and noradrenaline transmission in the brain, to help them focus over extended periods of time. While methylphenidate has been shown to facilitate some cognitive functions, like focu

  NeuroImage

  Fri Oct 18, 2019 06:59
• I am me: Brain systems integrate and segregate to establish a multidimensional sense of self

  Publication date: Available online 17 October 2019Source: NeuroImageAuthor(s): Simone Di Plinio, Mauro Gianni Perrucci, André Aleman, Sjoerd J.H. EbischAbstractHumans experience a sense of self, which is proposed to emerge from the integration of intrinsic and extrinsic self-processing through the propagation of information across brain systems. Using a novel functional magnetic resonance imaging (fMRI) paradigm, we tested this hypothesis in a no

  NeuroImage

  Fri Oct 18, 2019 06:59
• Where is the cocktail party? Decoding locations of attended and unattended moving sound sources using EEG

  Publication date: Available online 17 October 2019Source: NeuroImageAuthor(s): Adam Bednar, Edmund C. LalorAbstractRecently, we showed that in a simple acoustic scene with one sound source, auditory cortex tracks the time-varying location of a continuously moving sound. Specifically, we found that both the delta phase and alpha power of the electroencephalogram (EEG) can be used to reconstruct the sound source azimuth. However, in natural setting

  NeuroImage

  Fri Oct 18, 2019 06:59
• Inter-subject P300 variability relates to the efficiency of brain networks reconfigured from resting-to task-state: Evidence from a simultaneous event-related EEG-fMRI study

  Publication date: Available online 17 October 2019Source: NeuroImageAuthor(s): Fali Li, Qin Tao, Wenjing Peng, Tao Zhang, Yajing Si, Yangsong Zhang, Chanlin Yi, Bharat Biswal, Dezhong Yao, Peng XuAbstractThe P300 event-related potential (ERP) varies across individuals, and exploring this variability deepens our knowledge of the event, and scope for its potential applications. Previous studies exploring the P300 have relied on either electroenceph

  NeuroImage

  Fri Oct 18, 2019 06:59
• Do readiness potentials happen all the time?

  Publication date: Available online 17 October 2019Source: NeuroImageAuthor(s): Eoin Travers, Nima Khalighinejad, Aaron Schurger, Patrick HaggardAbstractThe Readiness Potential (RP) is a slow negative EEG potential found in the seconds preceding voluntary actions. Here, we explore whether the RP is found only at this time, or if it also occurs when no action is produced. Recent theories suggest the RP reflects the average of accumulated stochastic

  NeuroImage

  Fri Oct 18, 2019 06:59
• Theta and alpha oscillations as signatures of internal and external attention to delayed intentions: A magnetoencephalography (MEG) study

  Publication date: Available online 17 October 2019Source: NeuroImageAuthor(s): Giorgia Cona, Francesco Chiossi, Silvia Di Tomasso, Giovanni Pellegrino, Francesco Piccione, Patrizia Bisiacchi, Giorgio ArcaraAbstractBackgroundRemembering to execute delayed intentions (i.e., prospective memory, PM) entails the allocation of internal and external attention. These processes are crucial for rehearsing PM intentions in memory and for monitoring the pres

  NeuroImage

  Fri Oct 18, 2019 06:59
• The impact of 18 F-FDG PET on initial staging and therapy planning of pediatric soft-tissue sarcoma patients

  Abstract Background Soft-tissue sarcomas in children are a histologically heterogenous group of malignant tumors accounting for approximately 7% of childhood cancers. There is a paucity of data on the value of 18F-fluorodeoxyglucose (FDG) positron emission tomography (PET)/computed tomography (CT) for initial staging and whether PET influenced management of these patients.

  Pediatric Radiology

  Thu Oct 17, 2019 17:00
• Circulation Cooling in Continuous Skin Sonoporation at Constant Coupling Fluid Temperatures

  Publication date: Available online 18 October 2019Source: Ultrasound in Medicine & BiologyAuthor(s): Jeremy Robertson, Marie Squire, Sid BeckerAbstractExposure of the skin to low-frequency ultrasound in the Franz diffusion cell has been found to increase the permeability of the skin to molecular transport. In many cases, significant heating of the coupling fluid requires the use of duty cycles that extend the total experimental time. This is a me

  Ultrasound in Medicine & Biology

  Fri Oct 18, 2019 03:59
• Benefits of Silent DWI MRI in Success Rate, Image Quality, and the Need for Secondary Sedation During Brain Imaging of Children of 3–36 Months of Age

  Publication date: Available online 17 October 2019Source: Academic RadiologyAuthor(s): Xi Zhu, Jing Ye, Zhuqing Bao, Xianfu Luo, Qingqiang Zhu, Songan Shang, Weiqiang Dou, Wei XiaRationale and ObjectivesSilent T1W and T2W magnetic resonance imaging (MRI) can be used to study myelination in children, but the success rate of silent diffusion-weighted imaging is unknown. This study aimed to evaluate the success rate and image quality of silent MRI f

  Academic Radiology

  Fri Oct 18, 2019 03:56