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  1. Accurate dosimetry is essential in radioembolization. To this purpose, an automatic protocol for healthy liver dosimetry based on dual isotope (DI) SPECT imaging, combining holmium-166 (166Ho)-microspheres, and t...

    Authors: M. Stella, AJAT Braat, MGEH Lam, HWAM de Jong and R. van Rooij
    Citation: EJNMMI Physics 2020 7:48
  2. It has been proposed, and preclinically demonstrated, that 161Tb is a better alternative to 177Lu for the treatment of small prostate cancer lesions due to its high emission of low-energy electrons. 161Tb also em...

    Authors: I. Marin, T. Rydèn, M. Van Essen, J. Svensson, N. Gracheva, U. Köster, J. R. Zeevaart, N. P. van der Meulen, C. Müller and P. Bernhardt
    Citation: EJNMMI Physics 2020 7:45
  3. In living organisms, the positron-electron annihilation (occurring during the PET imaging) proceeds in about 30% via creation of a metastable ortho-positronium atom. In the tissue, due to the pick-off and conv...

    Authors: P. Moskal, D. Kisielewska, R. Y. Shopa, Z. Bura, J. Chhokar, C. Curceanu, E. Czerwiński, M. Dadgar, K. Dulski, J. Gajewski, A. Gajos, M. Gorgol, R. Del Grande, B. C. Hiesmayr, B. Jasińska, K. Kacprzak…
    Citation: EJNMMI Physics 2020 7:44
  4. Time-of-flight (TOF) positron emission tomography (PET) scanners can provide significant benefits by improving the noise properties of reconstructed images. In order to achieve this, the timing response of the...

    Authors: Nikos Efthimiou, Kris Thielemans, Elise Emond, Chris Cawthorne, Stephen J. Archibald and Charalampos Tsoumpas
    Citation: EJNMMI Physics 2020 7:42

    The Correction to this article has been published in EJNMMI Physics 2022 9:14

  5. Individualized dosimetry is recommended for [177Lu]Lu-PSMA radioligand therapy (RLT) which is resource-intensive and protocols are often not optimized. Therefore, a simulation study was performed focusing on the ...

    Authors: Andreas Rinscheid, Peter Kletting, Matthias Eiber, Ambros J. Beer and Gerhard Glatting
    Citation: EJNMMI Physics 2020 7:41
  6. Block-sequential regularized expectation maximization (BSREM) is a fully convergent iterative image reconstruction algorithm. We hypothesize that tracers with different distribution patterns will result in dif...

    Authors: Elin Lindström, Lars Lindsjö, Anders Sundin, Jens Sörensen and Mark Lubberink
    Citation: EJNMMI Physics 2020 7:40
  7. The time-over-threshold (TOT) technique is being used widely due to itsimplications in developing the multi-channel readouts, mainly when fast signal processing is required. Using the TOT technique, as a measu...

    Authors: S. Sharma, J. Chhokar, C. Curceanu, E. Czerwiński, M. Dadgar, K. Dulski, J. Gajewski, A. Gajos, M. Gorgol, N. Gupta-Sharma, R. Del Grande, B.C. Hiesmayr, B. Jasińska, K. Kacprzak, Ł. Kapłon, H. Karimi…
    Citation: EJNMMI Physics 2020 7:39
  8. Prostate cancer (PCa) represents one of the most common types of cancers facing the male population. Nowadays, to confirm PCa, systematic or multiparametric MRI-targeted transrectal or transperineal biopsies o...

    Authors: Gabriel Cañizares, Andrea Gonzalez-Montoro, Marta Freire, Efthymios Lamprou, John Barrio, Filomeno Sanchez, José M. Benlloch, Liczandro Hernandez, Laura Moliner, Luis F. Vidal, Irene Torres, Pablo Sopena, Cesar D. Vera-Donoso, Pilar Bello, Julio Barbera and Antonio J. Gonzalez
    Citation: EJNMMI Physics 2020 7:38
  9. Iodine-125 (125I) seeds can be used as landmarks to locate non-palpable breast lesions instead of implanting metal wires. This relatively new technique requires a nuclear probe usually used for technetium-99m (99...

    Authors: Christopher Hoog, Pierre-Malick Koulibaly, Catherine Dejean, Tom Desdoits, Olivier Humbert, Emmanuel Barranger and Jacques Darcourt
    Citation: EJNMMI Physics 2020 7:37
  10. Dosimetry after peptide receptor radionuclide therapy (PRRT) is increasing; however, comparing or pooling of dosimetric results can be challenging since different approaches are used. The aim of this study was...

    Authors: Daphne M. V. Huizing, Steffie M. B. Peters, Michelle W. J. Versleijen, Esther Martens, Marcel Verheij, Michiel Sinaasappel, Marcel P. M. Stokkel and Berlinda J. de Wit-van der Veen
    Citation: EJNMMI Physics 2020 7:36
  11. The idea of a very sensitive positron emission tomography (PET) system covering a large portion of the body of a patient already dates back to the early 1990s. In the period 2000–2010, only some prototypes wit...

    Authors: Stefaan Vandenberghe, Pawel Moskal and Joel S. Karp
    Citation: EJNMMI Physics 2020 7:35
  12. This study investigated the impact of the size of the normal database on the classification performance of the specific binding ratio (SBR) in dopamine transporter (DAT) SPECT with [123I]FP-CIT in different setti...

    Authors: Helen Schmitz-Steinkrüger, Catharina Lange, Ivayla Apostolova, Holger Amthauer, Wencke Lehnert, Susanne Klutmann and Ralph Buchert
    Citation: EJNMMI Physics 2020 7:34
  13. Targeted radionuclide therapy (TRT) is gaining importance. For TRT to be also used as adjuvant therapy or for treating minimal residual disease, there is a need to increase the radiation dose to small tumours....

    Authors: Mario E. Alcocer-Ávila, Aymeric Ferreira, Michele A. Quinto, Clément Morgat, Elif Hindié and Christophe Champion
    Citation: EJNMMI Physics 2020 7:33
  14. Dead time may affect the accuracy of quantitative SPECT (QPSECT), and thus of dosimetry. The aim of this study was to quantify the effect of dead time on 177Lu-QSPECT and renal dosimetry following peptide recepto...

    Authors: Alessandro Desy, Guillaume F. Bouvet, Andrea Frezza, Philippe Després and Jean-Mathieu Beauregard
    Citation: EJNMMI Physics 2020 7:32
  15. Prostate-specific membrane antigen (PSMA) radiotracers such as [18F]PSMA-1007 used with positron emission tomography-computed tomography (PET-CT) is promising for initial staging and detection of recurrent diseas...

    Authors: Elin Trägårdh, David Minarik, Gustav Brolin, Ulrika Bitzén, Berit Olsson and Jenny Oddstig
    Citation: EJNMMI Physics 2020 7:31
  16. Quantitative imaging biomarkers are becoming usual in oncology for assessing therapy response. The harmonization of image quantitation reporting has become of utmost importance due to the multi-center trials i...

    Authors: Delphine Vallot, Elena De Ponti, Sabrina Morzenti, Anna Gramek, Anna Pieczonka, Gabriel Reynés Llompart, Jakub Siennicki, Paul Deak, Chiranjib Dutta, Jorge Uribe and Olivier Caselles
    Citation: EJNMMI Physics 2020 7:30
  17. Strong correlation has been demonstrated between tumor dose and response and between healthy liver dose and side effects. Individualized dosimetry is increasingly recommended in the current clinical routine. H...

    Authors: Nicolas Meyers, Alexandre Jadoul, Claire Bernard, Jean Delwaide, Anne Lamproye, Olivier Detry, Pierre Honoré, Laurent Gerard and Roland Hustinx
    Citation: EJNMMI Physics 2020 7:29
  18. To determine the impact of the Bayesian penalized likelihood (BPL) reconstruction algorithm in comparison to OSEM on hypoxia PET/CT images of NSCLC using 18F-MIZO and 18F-FAZA.

    Authors: Edgar Texte, Pierrick Gouel, Sébastien Thureau, Justine Lequesne, Bertrand Barres, Agathe Edet-Sanson, Pierre Decazes, Pierre Vera and Sébastien Hapdey
    Citation: EJNMMI Physics 2020 7:28
  19. For therapeutic applications of several isotopes (e.g., 131I, 153Sm, 177Lu) in nuclear medicine, the high activities typically applied require accurate dead time correction in early time point imaging. We present...

    Authors: Jan W. T. Heemskerk and Michel Defrise
    Citation: EJNMMI Physics 2020 7:27
  20. Over recent years, peptide receptor radiotherapy (PRRT) has been recognized as an effective treatment for patients with metastatic neuroendocrine tumors (NETs). Personalized dosimetry can contribute to improve...

    Authors: Nanette Freedman, Mattias Sandström, Jonathan Kuten, Natan Shtraus, Inna Ospovat, Albert Schlocker and Einat Even-Sapir
    Citation: EJNMMI Physics 2020 7:26
  21. Arterial sampling in PET studies for the purposes of kinetic modeling remains an invasive, time-intensive, and expensive procedure. Alternatives to derive the blood time-activity curve (BTAC) non-invasively ar...

    Authors: Yassine Toufique, Othmane Bouhali, Pauline Negre and Jim O’ Doherty
    Citation: EJNMMI Physics 2020 7:25
  22. Despite the advent of clinical PET-MR imaging for routine use in 2011 and the development of several methods to address the problem of attenuation correction, some challenges remain. We have identified and inv...

    Authors: J. E. Mackewn, J. Stirling, S. Jeljeli, S-M. Gould, R. I. Johnstone, I. Merida, L. C. Pike, C. J. McGinnity, K. Beck, O. Howes, A. Hammers and P. K. Marsden
    Citation: EJNMMI Physics 2020 7:24

    The Correction to this article has been published in EJNMMI Physics 2020 7:47

  23. A GATE Monte Carlo model of the Philips Vereos digital photon counting PET imaging system using silicon photo-multiplier detectors was proposed. It was evaluated against experimental data in accordance with NE...

    Authors: Julien Salvadori, Joey Labour, Freddy Odille, Pierre-Yves Marie, Jean-Noël Badel, Laëtitia Imbert and David Sarrut
    Citation: EJNMMI Physics 2020 7:23
  24. For multicenter clinical studies, PET/CT and SPECT/CT scanners need to be validated to ensure comparability between various scanner types and brands. This validation is usually performed using hollow phantoms ...

    Authors: Tilman Läppchen, Lorenz P. Meier, Markus Fürstner, George A. Prenosil, Thomas Krause, Axel Rominger, Bernd Klaeser and Michael Hentschel
    Citation: EJNMMI Physics 2020 7:22
  25. Lutetium oxyorthosilicate or lutetium yttrium oxyorthosilicate (LYSO) scintillation crystals used in most current PET scanner detectors contain 176Lu, which decays by beta emission to excited states of 176Hf acco...

    Authors: Francisco Eduardo Enríquez-Mier-y-Terán, Ana Saret Ortega-Galindo, Tirso Murrieta-Rodríguez, Mercedes Rodríguez-Villafuerte, Arnulfo Martínez-Dávalos and Héctor Alva-Sánchez
    Citation: EJNMMI Physics 2020 7:21
  26. Optimization of injected gallium-68 (68Ga) activity for 68Ga-prostate-specific membrane antigen positron emission tomography/computed tomography (68Ga-PSMA PET/CT) studies is relevant for image quality, radiation...

    Authors: J. Wielaard, J. B. A. Habraken, P. Brinks, J. Lavalaye and R. Boellaard
    Citation: EJNMMI Physics 2020 7:20
  27. Respiratory motion in PET/CT leads to well-known image degrading effects commonly compensated using elastic motion correction approaches. Gate-to-gate motion correction techniques are promising tools for impro...

    Authors: Stefanie Pösse, Florian Büther, Dirk Mannweiler, Inki Hong, Judson Jones, Michael Schäfers and Klaus Peter Schäfers
    Citation: EJNMMI Physics 2020 7:19
  28. Evaluate the physical performance of the VERITON CzT camera (Spectrum Dynamics, Caesarea, Israel) that benefits from new detection architecture enabling whole-body imaging compared to that of a conventional du...

    Authors: Cédric Desmonts, Mohammed Abdeldjalil Bouthiba, Blandine Enilorac, Catherine Nganoa, Denis Agostini and Nicolas Aide
    Citation: EJNMMI Physics 2020 7:18
  29. Currently, no consistent guidelines for CT scans used within PET/CT examinations are available. This systematic review provides an up-to-date overview of studies to answer the following questions: What are the...

    Authors: V. Bertolini, A. Palmieri, M. C. Bassi, M. Bertolini, V. Trojani, V. Piccagli, F. Fioroni, S. Cavuto, M. Guberti, A. Versari and S. Cola
    Citation: EJNMMI Physics 2020 7:17
  30. 44Sc has been increasingly investigated as a potential alternative to 68Ga in the development of tracers for positron emission tomography (PET). The lower mean positron energy of 44Sc (0.63 MeV) compared to 68Ga ...

    Authors: Florian Rosar, Hans-Georg Buchholz, Sebastian Michels, Manuela A. Hoffmann, Markus Piel, Christopher M. Waldmann, Frank Rösch, Stefan Reuss and Mathias Schreckenberger
    Citation: EJNMMI Physics 2020 7:16
  31. The purpose of the EANM Dosimetry Committee Series on “Standard Operational Procedures for Dosimetry” (SOP) is to provide advice to scientists and clinicians on how to perform patient-specific absorbed dose as...

    Authors: Jonathan Gear, Carlo Chiesa, Michael Lassmann, Pablo Mínguez Gabiña, Johannes Tran-Gia, Caroline Stokke and Glenn Flux
    Citation: EJNMMI Physics 2020 7:15
  32. New digital PET scanners with improved time of flight timing and extended axial field of view such as the Siemens Biograph Vision have come on the market and are expected to replace current generation photomul...

    Authors: Britt Kunnen, Casper Beijst, Marnix G. E. H. Lam, Max A. Viergever and Hugo W. A. M. de Jong
    Citation: EJNMMI Physics 2020 7:14
  33. Intrahepatic dosimetry is paramount to optimize radioembolization treatment accuracy using radioactive holmium-166 microspheres (166Ho). This requires a practical protocol that combines quantitative imaging of mi...

    Authors: R. van Rooij, A. J. A. T. Braat, H. W. A. M. de Jong and M. G. E. H. Lam
    Citation: EJNMMI Physics 2020 7:13
  34. The National Electrical Manufacturers Association’s (NEMA) NU 4-2008 standard specifies methodology for evaluating the performance of small-animal PET scanners. The standard’s goal is to enable comparison of d...

    Authors: Patrick Hallen, David Schug and Volkmar Schulz
    Citation: EJNMMI Physics 2020 7:12
  35. Routine PET exams are increasingly performed with reduced injected activities, leading to the use of different image reconstruction parameters than the NEMA parameters, in order to prevent from any deleterious...

    Authors: Julien Salvadori, Freddy Odille, Antoine Verger, Pierre Olivier, Gilles Karcher, Pierre-Yves Marie and Laetitia Imbert
    Citation: EJNMMI Physics 2020 7:11
  36. Personalization of 177Lu-based radionuclide therapy requires implementation of dosimetry methods that are both accurate and practical enough for routine clinical use. Quantitative single-photon emission computed ...

    Authors: Andrea Frezza, Corentin Desport, Carlos Uribe, Wei Zhao, Anna Celler, Philippe Després and Jean-Mathieu Beauregard
    Citation: EJNMMI Physics 2020 7:10
  37. Quantitative SPECT imaging in targeted radionuclide therapy with lutetium-177 holds great potential for individualized treatment based on dose assessment. The establishment of dose-effect relations requires a ...

    Authors: Steffie M. B. Peters, Sebastiaan L. Meyer Viol, Niels R. van der Werf, Nick de Jong, Floris H. P. van Velden, Antoi Meeuwis, Mark W. Konijnenberg, Martin Gotthardt, Hugo W. A. M. de Jong and Marcel Segbers
    Citation: EJNMMI Physics 2020 7:9

    The Correction to this article has been published in EJNMMI Physics 2021 8:59

  38. Survival and linear-quadratic model fitting parameters implemented in treatment planning for targeted radionuclide therapy depend on accurate cellular dosimetry. Therefore, we have built a refined cellular dos...

    Authors: Giulia Tamborino, Marijke De Saint-Hubert, Lara Struelens, Dayana C. Seoane, Eline A. M. Ruigrok, An Aerts, Wiggert A. van Cappellen, Marion de Jong, Mark W. Konijnenberg and Julie Nonnekens
    Citation: EJNMMI Physics 2020 7:8
  39. Conventional PET imaging has usually been limited to a single tracer per scan. We propose a new technique for multi-tracer PET imaging that uses dynamic imaging and multi-tracer compartment modeling including ...

    Authors: Carlos Velasco, Adriana Mota-Cobián, Jesús Mateo and Samuel España
    Citation: EJNMMI Physics 2020 7:7
  40. Before radioiodine therapy for Graves’ disease, the estimated thyroid-absorbed dose is calculated based on various clinical parameters. However, the actual accumulation of iodine in the thyroid during radioiod...

    Authors: Naotoshi Fujita, Yumiko Koshiba, Shinji Abe and Katsuhiko Kato
    Citation: EJNMMI Physics 2020 7:6
  41. After each cycle of [177Lu]-DOTA-TATE peptide receptor radionuclide therapy (PRRT) dosimetry is performed to enable precise calculation of the radiation-absorbed dose to tumors and normal organs. Absorbed doses a...

    Authors: Alexandre Chicheportiche, Simona Ben-Haim, Simona Grozinsky-Glasberg, Kira Oleinikov, Amichay Meirovitz, David J. Gross and Jeremy Godefroy
    Citation: EJNMMI Physics 2020 7:5
  42. This article compares the physical performance of the 4-ring digital Discovery MI (DMI) and PMT-based Discovery MI-DR (DMI-DR) PET/CT systems. Physical performance was assessed according to the NEMA NU 2-2012 ...

    Authors: Alexandre Chicheportiche, Rami Marciano and Marina Orevi
    Citation: EJNMMI Physics 2020 7:4
  43. Bayesian penalized likelihood reconstruction for PET (e.g., GE Q.Clear) aims at improving convergence of lesion activity while ensuring sufficient signal-to-noise ratio (SNR). This study evaluated reconstructe...

    Authors: Julian M. Rogasch, Said Suleiman, Frank Hofheinz, Stephanie Bluemel, Mathias Lukas, Holger Amthauer and Christian Furth
    Citation: EJNMMI Physics 2020 7:2
  44. We assessed and compared image quality obtained with clinical 18F-FDG whole-body oncologic PET protocols used in three different, state-of-the-art digital PET/CT and two conventional PMT-based PET/CT devices.

    Authors: Silvano Gnesin, Christine Kieffer, Konstantinos Zeimpekis, Jean-Pierre Papazyan, Renaud Guignard, John O. Prior, Francis R. Verdun and Thiago V. M. Lima
    Citation: EJNMMI Physics 2020 7:1
  45. Recently, a Bayesian penalized likelihood (BPL) reconstruction algorithm was introduced for a commercial PET/CT with the potential to improve image quality. We compared the performance of this BPL algorithm wi...

    Authors: Joost te Riet, Sjoerd Rijnsdorp, Mark J. Roef and Albert J. Arends
    Citation: EJNMMI Physics 2019 6:32
  46. In ordered subsets expectation maximization (OSEM) reconstruction of electrocardiography (ECG)-gated myocardial perfusion single-photon emission computed tomography (SPECT), it is often assumed that the image ...

    Authors: Matti J. Kortelainen, Tuomas M. Koivumäki, Marko J. Vauhkonen and Mikko A. Hakulinen
    Citation: EJNMMI Physics 2019 6:30

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