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EJNMMI Physics
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  10. Content type: Meeting abstract

    Authors: David Douglas, Maged Goubran, Eugene Wilson, Guofan Xu, Pragya Tripathi, Dawn Holley, Steven Chao, Max Wintermark, Andrew Quon, Michael Zeineh, Minal Vasanawala and Greg Zaharchuk

    Citation: EJNMMI Physics 2015 2(Suppl 1):A83

    Published on:

    This article is part of a Supplement: Volume 2 Supplement 1

  11. Content type: Original research

    Although NaI(Tl) gamma counters play an important role in many quantitative positron emission tomography (PET) protocols, their calibration for positron-emitting samples has not been standardized across imagin...

    Authors: Martin A Lodge, Daniel P Holt, Paul E Kinahan, Dean F Wong and Richard L Wahl

    Citation: EJNMMI Physics 2015 2:11

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  12. Content type: Original research

    The higher tolerated mean absorbed dose for selective internal radiation therapy (SIRT) with intra-arterially infused 90Y microspheres compared to external beam therapy is speculated to be caused by absorbed dose...

    Authors: Jonas Högberg, Magnus Rizell, Ragnar Hultborn, Johanna Svensson, Olof Henrikson, Johan Mölne, Peter Gjertsson and Peter Bernhardt

    Citation: EJNMMI Physics 2015 2:10

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  13. Content type: Research Article

    Classification algorithms for positron emission tomography (PET) images support computational treatment planning in radiotherapy. Common clinical practice is based on manual delineation and fixed or iterative ...

    Authors: Thomas Layer, Matthias Blaickner, Barbara Knäusl, Dietmar Georg, Johannes Neuwirth, Richard P Baum, Christiane Schuchardt, Stefan Wiessalla and Gerald Matz

    Citation: EJNMMI Physics 2015 2:9

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  14. Content type: Original research

    In the absence of CT or traditional transmission sources in combined clinical positron emission tomography/magnetic resonance (PET/MR) systems, MR images are used for MR-based attenuation correction (MR-AC). T...

    Authors: Claes N Ladefoged, Adam E Hansen, Sune H Keller, Barbara M Fischer, Jacob H Rasmussen, Ian Law, Andreas Kjær, Liselotte Højgaard, Francois Lauze, Thomas Beyer and Flemming L Andersen

    Citation: EJNMMI Physics 2015 2:8

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  15. Content type: Original research

    The aims of this study were (1) to evaluate the impact of injection dose, post-reconstruction filtering, and collimator choice on image quality of myocardial perfusion single-photon emission computed tomograph...

    Authors: Asuka Mizutani, Ichiro Matsunari, Masato Kobayashi, Kodai Nishi, Wataru Fujita, Yoshiharu Miyazaki, Stephan G Nekolla and Keiichi Kawai

    Citation: EJNMMI Physics 2015 2:7

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  16. Content type: Original research

    Simultaneous PET/MR imaging depends on MR-derived attenuation maps (mu-maps) for accurate attenuation correction of PET data. Currently, these maps are derived from gradient-echo-based MR sequences, which are ...

    Authors: Ronald JH Borra, Hoon-Sung Cho, Spencer L Bowen, Ulrike Attenberger, Grae Arabasz, Ciprian Catana, Lee Josephson, Bruce R Rosen, Alexander R Guimaraes and Jacob M Hooker

    Citation: EJNMMI Physics 2015 2:6

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  17. Content type: Original research

    Red bone marrow (RBM) toxicity is dose-limiting in (pretargeted) radioimmunotherapy (RIT). Previous blood-based and two-dimensional (2D) image-based methods have failed to show a clear dose-response relationsh...

    Authors: Wietske Woliner-van der Weg, Rafke Schoffelen, Robert F Hobbs, Martin Gotthardt, David M Goldenberg, Robert M Sharkey, Cornelis H Slump, Winette TA van der Graaf, Wim JG Oyen, Otto C Boerman, George Sgouros and Eric P Visser

    Citation: EJNMMI Physics 2015 2:5

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  18. Content type: Original research

    In contemporary positron emission tomography (PET)/computed tomography (CT) scanners, PET attenuation correction is performed by means of a CT-based attenuation map. Respiratory motion can however induce offse...

    Authors: Matthijs F Kruis, Jeroen B van de Kamer, Wouter V Vogel, José SA Belderbos, Jan-Jakob Sonke and Marcel van Herk

    Citation: EJNMMI Physics 2015 2:4

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  19. Content type: Original research

    CT-based attenuation correction (CT-AC) using contrast-enhancement CT impacts 111In-SPECT image quality and quantification. In this study we assessed and evaluated the effect.

    Authors: Thomas Levin Klausen, Jann Mortensen, Robin de Nijs, Flemming Littrup Andersen, Liselotte Højgaard, Thomas Beyer and Søren Holm

    Citation: EJNMMI Physics 2015 2:3

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  20. Content type: Original research

    Myocardial perfusion scintigraphy (MPS) is a clinically useful noninvasive imaging modality for diagnosing patients with suspected coronary artery disease. By utilizing gated MPS, the end diastolic volume (EDV...

    Authors: Elin Trägårdh, Michael Ljungberg, Lars Edenbrandt, Eva Örndahl, Lena Johansson, Agneta Gustafsson, Cathrine Jonsson, Jessica Hagerman, Katrine Riklund and David Minarik

    Citation: EJNMMI Physics 2015 2:2

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  21. Content type: Original research

    For positron emission tomography (PET) kinetic modelling, an accurate determination of the arterial input function is required. In this study, a blood sampling system was developed and tested using different r...

    Authors: Friedrich Roehrbacher, Jens P Bankstahl, Marion Bankstahl, Thomas Wanek, Johann Stanek, Michael Sauberer, Julia Muellauer, Thales Schroettner, Oliver Langer and Claudia Kuntner

    Citation: EJNMMI Physics 2015 2:1

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  22. Content type: Original research

    Heart sizes vary greatly across the spectrum of patients referred for myocardial perfusion imaging. We therefore performed a phantom study to explore under controlled circumstances how count rates change when ...

    Authors: Elazar A Bienenstock and Marguerite Ennis

    Citation: EJNMMI Physics 2014 1:97

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  23. Content type: Original research

    The purpose of this study is to describe a clinical relation of noise equivalent count rate (NECR) - an objective measurement of positron emission tomography (PET) systems - measured in a large number of patie...

    Authors: Marcelo A Queiroz, Scott D Wollenweber, Gustav von Schulthess, Gaspar Delso and Patrick Veit-Haibach

    Citation: EJNMMI Physics 2014 1:103

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  24. Content type: Original research

    Hybrid positron emission tomography/magnetic resonance imaging (PET/MRI) shows high potential for patients with oropharyngeal cancer. Dental implants can cause substantial artifacts in the oral cavity impairin...

    Authors: Jeanne M Gunzinger, Gaspar Delso, Andreas Boss, Miguel Porto, Helen Davison, Gustav K von Schulthess, Martin Huellner, Paul Stolzmann, Patrick Veit-Haibach and Irene A Burger

    Citation: EJNMMI Physics 2014 1:102

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  25. Content type: Original research

    The current MR-based attenuation correction (AC) used in combined PET/MR systems computes a Dixon attenuation map (MR-ACDixon) based on fat and water images derived from in- and opposed-phase MRI. We observed an ...

    Authors: Claes Nøhr Ladefoged, Adam Espe Hansen, Sune Høgild Keller, Søren Holm, Ian Law, Thomas Beyer, Liselotte Højgaard, Andreas Kjær and Flemming Littrup Andersen

    Citation: EJNMMI Physics 2014 1:101

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  26. Content type: Original research

    The goal of this prospective study was to estimate the absorbed (radiation) doses to salivary glands in radioiodine therapy of thyroid cancer under chewing-gum stimulation using 124I positron emission tomography ...

    Authors: Walter Jentzen, Marion Richter, James Nagarajah, Thorsten Dirk Poeppel, Wolfgang Brandau, Colin Dawes, Andreas Bockisch and Ina Binse

    Citation: EJNMMI Physics 2014 1:100

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  27. Content type: Original research

    The use of maximum standardised uptake value (SUVmax) is commonplace in oncology positron emission tomography (PET). Point spread function (PSF) modelling and time-of-flight (TOF) reconstructions have a significa...

    Authors: Ian S Armstrong, Matthew D Kelly, Heather A Williams and Julian C Matthews

    Citation: EJNMMI Physics 2014 1:99

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  29. Content type: Original research

    Effective dose represents the potential risk to a population of stochastic effects of ionizing radiation (mainly lethal cancer). In recent years, there have been a number of revisions and updates influencing t...

    Authors: Martin Andersson, Lennart Johansson, David Minarik, Sigrid Leide-Svegborn and Sören Mattsson

    Citation: EJNMMI Physics 2014 1:9

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    The Erratum to this article has been published in EJNMMI Physics 2015 2:22

  30. Content type: Original research

    F18-fluorodeoxyglucose positron-emission tomography (FDG-PET) reconstruction algorithms can have substantial influence on quantitative image data used, e.g., for therapy planning or monitoring in oncology. We ...

    Authors: Julian MM Rogasch, Frank Hofheinz, Alexandr Lougovski, Christian Furth, Juri Ruf, Oliver S Großer, Konrad Mohnike, Peter Hass, Mathias Walke, Holger Amthauer and Ingo G Steffen

    Citation: EJNMMI Physics 2014 1:12

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  32. Content type: Artefact report

    Due to low counts in an 111In single photon emission computed tomography (SPECT) scan, a large part of the head was missing in the reconstructed images on Philips Extended Brilliance Workspace (EBW) and IntelliSp...

    Authors: Robin de Nijs, Björn Neumann Jensen and Jann Mortensen

    Citation: EJNMMI Physics 2014 1:10

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  42. Content type: Meeting abstract

    Authors: Juergen Scheins, Christoph Weirich, Liliana Caldeira, Philipp Lohmann, Elena Rota Kops, Lutz Tellmann, Michaela Gaens, Hans Herzog, Uwe Pietrzyk and N Jon Shah

    Citation: EJNMMI Physics 2014 1(Suppl 1):A51

    Published on:

    This article is part of a Supplement: Volume 1 Supplement 1

  46. Content type: Meeting abstract

    Authors: Bianchi Patrick, Fragogeorgi Eirini, Efthymiadou Eleni, Xanthopoulos Stavros, Psimadas Dimitrios, Bouzioti Penelope, Kordas George, Loudos George and Silvio Aime

    Citation: EJNMMI Physics 2014 1(Suppl 1):A82

    Published on:

    This article is part of a Supplement: Volume 1 Supplement 1

  50. Content type: Meeting abstract

    Authors: Adam E Hansen, Jacob Rasmussen, Helle H Johannesen, Astrid M Engberg, Flemming L Andersen, Lena Specht, Andreas Kjaer, Liselotte Højgaard, Thomas Beyer and Barbara M Fischer

    Citation: EJNMMI Physics 2014 1(Suppl 1):A76

    Published on:

    This article is part of a Supplement: Volume 1 Supplement 1

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