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Showing 21-40 of 1,443 results
  1. Efficiency determination of J-PET: first plastic scintillators-based PET scanner

    Background

    The Jagiellonian Positron Emission Tomograph is the 3-layer prototype of the first scanner based on plastic scintillators, consisting of...

    S. Sharma, J. Baran, ... P. Moskal in EJNMMI Physics
    Article Open access 08 April 2023
  2. The significance of imaging examinations during follow-up for malignant melanoma

    Background

    Currently, there is a general lack of consensus regarding optimal strategy and imaging during follow-up for patients suffering from...

    Melánia Pozsgai, Klára Németh, ... Zsuzsanna Lengyel in European Journal of Dermatology
    Article 01 May 2021
  3. Absolute iodine concentration for dynamic perfusion imaging of the myocardium: improved detection of poststenotic ischaemic in a 3D-printed dynamic heart phantom

    Background

    To investigate the detection capabilities of myocardial perfusion defects of dual-energy computed tomography (CT) technology using...

    Johannes Hammel, Lorenz Birnbacher, ... Daniela Pfeiffer in European Radiology Experimental
    Article Open access 31 October 2022
  4. Deep learning–based metal artefact reduction in PET/CT imaging

    Objectives

    The susceptibility of CT imaging to metallic objects gives rise to strong streak artefacts and skewed information about the attenuation...

    Hossein Arabi, Habib Zaidi in European Radiology
    Article Open access 10 February 2021
  5. The technical development of photon-counting detector CT

    Abstract

    Since 1971 and Hounsfield’s first CT system, clinical CT systems have used scintillating energy-integrating detectors (EIDs) that use a...

    Cynthia H. McCollough, Kishore Rajendran, ... Thomas G. Flohr in European Radiology
    Article 04 April 2023
  6. Applications of artificial intelligence and deep learning in molecular imaging and radiotherapy

    This brief review summarizes the major applications of artificial intelligence (AI), in particular deep learning approaches, in molecular imaging and...

    Hossein Arabi, Habib Zaidi in European Journal of Hybrid Imaging
    Article Open access 23 September 2020
  7. 2022 ASNC/AAPM/SCCT/SNMMI guideline for the use of CT in hybrid nuclear/CT cardiac imaging

    Mouaz H. Al-Mallah, Timothy M. Bateman, ... John J. Mahmarian in Journal of Nuclear Cardiology
    Article 02 September 2022
  8. 155Tb production by cyclotrons: what level of 155Gd enrichment allows clinical applications?

    Background

    155 Tb represents a potentially useful radionuclide for diagnostic medical applications, but its production remains a challenging problem,...

    Francesca Barbaro, Luciano Canton, ... Laura Melendez-Alafort in EJNMMI Physics
    Article Open access 15 March 2024
  9. Development and evaluation of a prototype detector for an intraoperative laparoscopic coincidence imaging system with PET tracers

    Purpose

    Conventional positron emission tomography can be used only preoperatively to identify lymph node metastases, and hence, these growths are...

    Madhushanka R. Liyanaarachchi, Kenji Shimazoe, ... Ichiro Sakuma in International Journal of Computer Assisted Radiology and Surgery
    Article 07 November 2020
  10. Towards quantitative small-animal imaging on hybrid PET/CT and PET/MRI systems

    Aim

    Over the past two decades, innovations in small-animal positron emission tomography (PET) have reached an impressive level, which has brought...

    Mahsa Amirrashedi, Habib Zaidi, Mohammad Reza Ay in Clinical and Translational Imaging
    Article 23 July 2020
  11. Photon counting detectors and their applications ranging from particle physics experiments to environmental radiation monitoring and medical imaging

    Photomultiplier tubes (PMTs) and silicon photomultipliers (SiPMs) have played essential roles in various applications, such as fundamental particle...

    Article 19 March 2021
  12. Virtual monoenergetic images from photon-counting spectral computed tomography to assess knee osteoarthritis

    Background

    Dual-energy computed tomography has shown a great interest for musculoskeletal pathologies. Photon-counting spectral computed tomography...

    Christine Chappard, Juan Abascal, ... Francoise Peyrin in European Radiology Experimental
    Article Open access 22 February 2022
  13. Monte Carlo simulation study to explore optimum conditions for Astatine-211 SPECT

    211 At is a promising nuclide for targeted radioisotope therapy. Direct imaging of this nuclide is important for in vivo evaluation of its...

    Akihiko Takahashi, Ryosuke Kajiya, ... Masayuki Sasaki in Radiological Physics and Technology
    Article 31 January 2023
  14. Verification of optimal conditions for the scattering correction of 123I-FP-CIT SPECT on a single-photon emission tomography system with a two-detector whole-body cadmium–zinc–telluride semiconductor detector

    To identify the optimal scattering correction for 123I-FP-CIT SPECT (DAT-SPECT) using a two-detector whole-body cadmium–zinc–telluride semiconductor...

    Daisuke Izawa, Toshimune Ito, ... Hitoshi Hiraki in Radiological Physics and Technology
    Article 07 October 2023
  15. Current Status on New Technique and Protocol in Urinary Stone Disease

    Purpose of the Review

    This review article aims to show the actual role of Imaging, especially DECT (Dual Energy CT), in recognition of renal calculi.

    ...
    Manuela Montatore, Gianmichele Muscatella, ... Giuseppe Guglielmi in Current Radiology Reports
    Article Open access 11 September 2023
  16. Diagnostic Role of Dual-Energy Computed Tomography in the Assessment of Musculoskeletal Oncology: A Literature Review

    Purpose of Review

    This review aims to consolidate knowledge and recent research findings related to the potential clinical applications of dual-energy...

    Jumanah Altwalah, Hashim Alsalman, Adnan Sheikh in Current Radiology Reports
    Article 12 February 2024
  17. An introduction to photon-counting detector CT (PCD CT) for radiologists

    The basic performance of photon-counting detector computed tomography (PCD CT) is superior to conventional CT (energy-integrating detector CT: EID...

    Yuko Nakamura, Toru Higaki, ... Kazuo Awai in Japanese Journal of Radiology
    Article Open access 18 October 2022
  18. Performance assessment of the 2 γpositronium imaging with the total-body PET scanners

    Purpose

    In living organisms, the positron-electron annihilation (occurring during the PET imaging) proceeds in about 30% via creation of a metastable...

    P. Moskal, D. Kisielewska, ... B. Zgardzińska in EJNMMI Physics
    Article Open access 30 June 2020
  19. Technical opportunities and challenges in develo** total-body PET scanners for mice and rats

    Positron emission tomography (PET) is the most sensitive in vivo molecular imaging technique available. Small animal PET has been widely used in...

    Junwei Du, Terry Jones in EJNMMI Physics
    Article Open access 02 January 2023
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