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  1. Applied tube voltage (kilovolts, kV) and tube current (milliampere seconds, mAs) affect CT radiation dose and image quality and should be optimised for the individual patient. CARE kV determines the kV and mAs...

    Authors: Natalie A. Bebbington, Troels Jørgensen, Erik Dupont and Mille A. Micheelsen

    Citation: EJNMMI Physics 2021 8:29

    Content type: Original research

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  2. Regular and precise inspection of the realization of the local nuclear medicine standard operation procedures (SOPs) is very complex and time-consuming, especially when large amount of patient data is obtained...

    Authors: Ferenc Nagy, Aron K. Krizsan, Kornél Kukuts, Melinda Szolikova, Zsolt Hascsi, Sandor Barna, Antonietta Acs, Peter Szabo, Lajos Tron, Laszlo Balkay, Magnus Dahlbom, Mihaly Zentai, Attila Forgacs and Ildiko Garai

    Citation: EJNMMI Physics 2021 8:28

    Content type: Original research

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  3. Different gamma camera calibration factor (CF) geometries have been proposed to convert SPECT data into units of activity concentration. However, no consensus has been reached on a standardised geometry. The C...

    Authors: Keamogetswe Ramonaheng, Johannes A. van Staden and Hanlie du Raan

    Citation: EJNMMI Physics 2021 8:27

    Content type: Original research

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  4. Patients with metastatic, castration-resistant prostate cancer (mCRPC) present with an increased tumor burden in the skeleton. For these patients, Lutetium-177 (Lu-177) radioligand therapy targeting the prosta...

    Authors: Julia Brosch-Lenz, Carlos Uribe, Astrid Gosewisch, Lena Kaiser, Andrei Todica, Harun Ilhan, Franz Josef Gildehaus, Peter Bartenstein, Arman Rahmim, Anna Celler, Sibylle Ziegler and Guido Böning

    Citation: EJNMMI Physics 2021 8:26

    Content type: Original research

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    The Correction to this article has been published in EJNMMI Physics 2021 8:36

  5. To determine whether artificial intelligence (AI) processed PET/CT images of reduced by one-third of 18-F-FDG activity compared to the standard injected dose, were non-inferior to native scans and if so to ass...

    Authors: Katia Katsari, Daniele Penna, Vincenzo Arena, Giulia Polverari, Annarita Ianniello, Domenico Italiano, Rolando Milani, Alessandro Roncacci, Rowland O. Illing and Ettore Pelosi

    Citation: EJNMMI Physics 2021 8:25

    Content type: Original research

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  6. Accurate quantification of radioactivity, measured by an integrated positron emission tomography (PET) and magnetic resonance imaging (MRI) system, is still a challenge. One aspect of such a challenge is to co...

    Authors: Adam Farag, R. Terry Thompson, Jonathan D. Thiessen, Frank S. Prato and Jean Théberge

    Citation: EJNMMI Physics 2021 8:24

    Content type: Original research

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  7. Functional lung mapping from Ga68-ventilation/perfusion (V/Q) PET/CT, which has been shown to correlate with pulmonary function tests (PFTs), may be beneficial in a number of clinical applications where sparing r...

    Authors: Lachlan McIntosh, Price Jackson, Nicholas Hardcastle, Mathias Bressel, Tomas Kron, Jason W. Callahan, Daniel Steinfort, Nicholas Bucknell, Michael S. Hofman and Shankar Siva

    Citation: EJNMMI Physics 2021 8:23

    Content type: Original research

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  8. High activities of holmium-166 (166Ho)–labeled microspheres are used for therapeutic radioembolization, ideally directly followed by SPECT imaging for dosimetry purposes. The resulting high-count rate potentially...

    Authors: Martina Stella, Arthur J. A. T. Braat, Marnix G. E. H. Lam, Hugo W. A. M. de Jong and Rob van Rooij

    Citation: EJNMMI Physics 2021 8:22

    Content type: Original research

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  9. To identify the impact of segmentation methods and intensity discretization on radiomic features (RFs) extraction from 68Ga-DOTA-TOC PET images in patients with neuroendocrine tumors.

    Authors: Virginia Liberini, Bruno De Santi, Osvaldo Rampado, Elena Gallio, Beatrice Dionisi, Francesco Ceci, Giulia Polverari, Philippe Thuillier, Filippo Molinari and Désirée Deandreis

    Citation: EJNMMI Physics 2021 8:21

    Content type: Original research

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  10. The Siemens high-resolution research tomograph (HRRT - a dedicated brain PET scanner) is to this day one of the highest resolution PET scanners; thus, it can serve as useful benchmark when evaluating performan...

    Authors: Julia G. Mannheim, Ju-Chieh (Kevin) Cheng, Nasim Vafai, Elham Shahinfard, Carolyn English, Jessamyn McKenzie, Jing Zhang, Laura Barlow and Vesna Sossi

    Citation: EJNMMI Physics 2021 8:20

    Content type: Original research

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  11. A novel generation of PET scanners based on silicon (Si)-photomultiplier (PM) technology has recently been introduced. Concurrently, there has been development of new reconstruction methods aimed at increasing...

    Authors: Jenny Oddstig, Gustav Brolin, Elin Trägårdh and David Minarik

    Citation: EJNMMI Physics 2021 8:19

    Content type: Original research

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  12. PET/MRI phantom studies are challenged by the need of phantom-specific attenuation templates to account for attenuation properties of the phantom material. We present a PET/MRI phantom built from MRI-visible m...

    Authors: Ivo Rausch, Alejandra Valladares, Lalith Kumar Shiyam Sundar, Thomas Beyer, Marcus Hacker, Martin Meyerspeer and Ewald Unger

    Citation: EJNMMI Physics 2021 8:18

    Content type: Original research

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  13. To systematically evaluate the consistency of various standardized uptake value (SUV) lean body mass (LBM) normalization methods in a clinical positron emission tomography/magnetic resonance imaging (PET/MR) s...

    Authors: Jun Zhao, Qiaoyi Xue, Xing Chen, Zhiwen You, Zhe Wang, Jianmin Yuan, Hui Liu and Lingzhi Hu

    Citation: EJNMMI Physics 2021 8:17

    Content type: Original research

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  14. SPECT-derived dose estimates in tissues of diameter less than 3× system resolution are subject to significant losses due to the limited spatial resolution of the gamma camera. Incorporating resolution modellin...

    Authors: H. Marquis, D. Deidda, A. Gillman, K. P. Willowson, Y. Gholami, T. Hioki, E. Eslick, K. Thielemans and D. L. Bailey

    Citation: EJNMMI Physics 2021 8:16

    Content type: Original research

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  15. SPECT-CT using radiolabeled phosphonates is considered a standard for assessing bone metabolism (e.g., in patients with osteoarthritis of knee joints). However, SPECT can be influenced by metal artifacts in CT...

    Authors: Oliver S. Grosser, Marcus Klutzny, Heiko Wissel, Dennis Kupitz, Michael Finger, Simone Schenke, Jan Wuestemann, Christoph H. Lohmann, Christoph Hoeschen, Maciej Pech, Christian Staerke and Michael C. Kreissl

    Citation: EJNMMI Physics 2021 8:15

    Content type: Original research

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  16. In recurrent differentiated thyroid cancer patients, detectability in 124I PET is limited for lesions with low radioiodine uptake. We assess the improvements in lesion detectability and image quality between thre...

    Authors: David Kersting, Walter Jentzen, Miriam Sraieb, Pedro Fragoso Costa, Maurizio Conti, Lale Umutlu, Gerald Antoch, Michael Nader, Ken Herrmann, Wolfgang Peter Fendler, Christoph Rischpler and Manuel Weber

    Citation: EJNMMI Physics 2021 8:14

    Content type: Original research

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  17. Image quality and quantitative accuracy of positron emission tomography (PET) depend on several factors such as uptake time, scanner characteristics and image reconstruction methods. Ordered subset expectation...

    Authors: Alexandre Chicheportiche, Elinor Goshen, Jeremy Godefroy, Simona Grozinsky-Glasberg, Kira Oleinikov, Amichay Meirovitz, David J. Gross and Simona Ben-Haim

    Citation: EJNMMI Physics 2021 8:13

    Content type: Original research

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  18. Standardized uptake value (SUV) normalized by lean body mass ([LBM] SUL) is recommended as metric by PERCIST 1.0. The James predictive equation (PE) is a frequently used formula for LBM estimation, but may cau...

    Authors: Jingjie Shang, Zhiqiang Tan, Yong Cheng, Yongjin Tang, Bin Guo, Jian Gong, Xueying Ling, Lu Wang and Hao Xu

    Citation: EJNMMI Physics 2021 8:12

    Content type: Original research

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  19. Whole-body Patlak images can be obtained from an acquisition of first 6 min of dynamic imaging over the heart to obtain the arterial input function (IF), followed by multiple whole-body sweeps up to 60 min pi....

    Authors: Joyce van Sluis, Maqsood Yaqub, Adrienne H. Brouwers, Rudi A. J. O. Dierckx, Walter Noordzij and Ronald Boellaard

    Citation: EJNMMI Physics 2021 8:11

    Content type: Short communication

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  20. The SwiftScan solution (General Electric Healthcare) combines a new low-energy high-resolution sensitivity collimator and a tomographic step-and-shoot continuous (SSC) mode acquisition. The purpose of this study ...

    Authors: Valentin Picone, Nikolaos Makris, Fanny Boutevin, Sarah Roy, Margot Playe and Michael Soussan

    Citation: EJNMMI Physics 2021 8:10

    Content type: Original research

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  21. An amendment to this paper has been published and can be accessed via the original article.

    Authors: Hugo Levillain, Manuela Burghelea, Ivan Duran Derijckere, Thomas Guiot, Akos Gulyban, Bruno Vanderlinden, Michael Vouche, Patrick Flamen and Nick Reynaert

    Citation: EJNMMI Physics 2021 8:9

    Content type: Correction

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    The original article was published in EJNMMI Physics 2020 7:75

  22. The study aimed to establish a 68Ga-FAPI-04 kinetic model in hepatic lesions, to determine the potential role of kinetic parameters in the differentiation of hepatocellular carcinoma (HCC) from non-HCC lesions.

    Authors: Barbara Katharina Geist, Haiqun Xing, Jingnan Wang, Ximin Shi, Haitao Zhao, Marcus Hacker, Xinting Sang, Li Huo and Xiang Li

    Citation: EJNMMI Physics 2021 8:8

    Content type: Short communication

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  23. Respiratory motion compromises image quality in myocardial perfusion (MP) single-photon emission computed tomography (SPECT) imaging and may affect analysis of left ventricular (LV) functional parameters, incl...

    Authors: Matti J Kortelainen, Tuomas M Koivumäki, Marko J Vauhkonen and Mikko A Hakulinen

    Citation: EJNMMI Physics 2021 8:7

    Content type: Original research

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  24. The aim of this study was to evaluate the use of a Bayesian penalized likelihood reconstruction algorithm (Q.Clear) for 89Zr-immunoPET image reconstruction and its potential to improve image quality and reduce th...

    Authors: Julian Kirchner, Joseph A. O’Donoghue, Anton S. Becker and Gary A. Ulaner

    Citation: EJNMMI Physics 2021 8:6

    Content type: Original research

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  25. Using phantoms and clinical studies in prone hanging breast imaging, we assessed the image quality of a commercially available dedicated breast PET (dbPET) at the detector’s edge, where mammary glands near the...

    Authors: Yoko Satoh, Utaroh Motosugi, Masamichi Imai, Yoshie Omiya and Hiroshi Onishi

    Citation: EJNMMI Physics 2021 8:5

    Content type: Original research

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  26. An individual dosimetry system is essential for the evaluation of precise doses in nuclear medicine. The purpose of this study was to develop a system for calculating not only absorbed doses but also EQDX(α/β) fr...

    Authors: Tatsuhiko Sato, Takuya Furuta, Yuwei Liu, Sadahiro Naka, Shushi Nagamori, Yoshikatsu Kanai and Tadashi Watabe

    Citation: EJNMMI Physics 2021 8:4

    Content type: Original research

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  27. 99mTc-PYP scintigraphy provides differential diagnosis of ATTR cardiomyopathy (ATTR-CM) from light chain cardiac amyloidosis and other myocardial disorders without biopsy. This study was aimed to assess the diagn...

    Authors: Chao Ren, Jingyun Ren, Zhuang Tian, Yanrong Du, Zhixin Hao, Zongyao Zhang, Wei Fang, Fang Li, Shuyang Zhang, Bailing Hsu and Li Huo

    Citation: EJNMMI Physics 2021 8:3

    Content type: Original research

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  28. Digital PET involving silicon photomultipliers (SiPM) provides an enhanced time-of-flight (TOF) resolution as compared with photomultiplier (PMT)-based PET, but also a better prevention of the count-related ri...

    Authors: Julien Salvadori, Freddy Odille, Gilles Karcher, Pierre-Yves Marie and Laetitia Imbert

    Citation: EJNMMI Physics 2021 8:1

    Content type: Original research

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  29. A valid photon attenuation correction (AC) method is instrumental for obtaining quantitatively correct PET images. Integrated PET/MR systems provide no direct information on attenuation, and novel methods for ...

    Authors: João M. Sousa, Lieuwe Appel, Inés Merida, Rolf A. Heckemann, Nicolas Costes, Mathias Engström, Stergios Papadimitriou, Dag Nyholm, Håkan Ahlström, Alexander Hammers and Mark Lubberink

    Citation: EJNMMI Physics 2020 7:77

    Content type: Original research

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  30. For pediatric lymphoma, quantitative FDG PET/CT imaging features such as metabolic tumor volume (MTV) are important for prognosis and risk stratification strategies. However, feature extraction is difficult an...

    Authors: Amy J. Weisman, Jihyun Kim, Inki Lee, Kathleen M. McCarten, Sandy Kessel, Cindy L. Schwartz, Kara M. Kelly, Robert Jeraj, Steve Y. Cho and Tyler J. Bradshaw

    Citation: EJNMMI Physics 2020 7:76

    Content type: Original research

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  31. The relationship between the mean absorbed dose delivered to the tumour and the outcome in liver metastases from colorectal cancer patients treated with radioembolization has already been presented in several ...

    Authors: Hugo Levillain, Manuela Burghelea, Ivan Duran Derijckere, Thomas Guiot, Akos Gulyban, Bruno Vanderlinden, Michael Vouche, Patrick Flamen and Nick Reynaert

    Citation: EJNMMI Physics 2020 7:75

    Content type: Original research

    Published on:

    The Correction to this article has been published in EJNMMI Physics 2021 8:9

  32. To evaluate whether lesion radiomics features and absorbed dose metrics extracted from post-therapy 90Y PET can be integrated to better predict outcomes in microsphere radioembolization of liver malignancies

    Authors: Lise Wei, Can Cui, Jiarui Xu, Ravi Kaza, Issam El Naqa and Yuni K. Dewaraja

    Citation: EJNMMI Physics 2020 7:74

    Content type: Original research

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  33. Fractionated peptide receptor radionuclide therapy (PRRT) with 177Lu-DOTATATE is increasingly applied as an effective treatment for patients with disseminated neuroendocrine tumors. In parallel to dose planning b...

    Authors: Mattias Sandström, Nanette Freedman, Katarzyna Fröss-Baron, Tanweera Kahn and Anders Sundin

    Citation: EJNMMI Physics 2020 7:73

    Content type: Original research

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  34. Prior radioembolization, a simulation using 99mTc-macroaggregated albumin as 90Y-microspheres surrogate is performed. Gamma scintigraphy images (planar, SPECT, or SPECT-CT) are acquired to evaluate intrahepatic 9...

    Authors: Verónica Morán, Elena Prieto, Lidia Sancho, Macarena Rodríguez-Fraile, Leticia Soria, Arantxa Zubiria and Josep M. Martí-Climent

    Citation: EJNMMI Physics 2020 7:72

    Content type: Original research

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  35. Silicon photomultiplier-positron emission tomography (SiPM-PET) has better sensitivity, spatial resolution, and timing resolution than photomultiplier tube (PMT)-PET. The present study aimed to clarify the adv...

    Authors: Kei Wagatsuma, Muneyuki Sakata, Kenji Ishibashi, Akira Hirayama, Hirofumi Kawakami, Kenta Miwa, Yukihisa Suzuki and Kenji Ishii

    Citation: EJNMMI Physics 2020 7:70

    Content type: Original research

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  36. Personalized molecular radiotherapy based on theragnostics requires accurate quantification of the amount of radiopharmaceutical activity administered to patients both in diagnostic and therapeutic application...

    Authors: Clarita Saldarriaga Vargas, Matthias Bauwens, Ivo N. A. Pooters, Stefaan Pommé, Steffie M. B. Peters, Marcel Segbers, Walter Jentzen, Andreas Vogg, Floris H. P. van Velden, Sebastiaan L. Meyer Viol, Martin Gotthardt, Felix M. Mottaghy, Joachim E. Wildberger, Peter Covens and Roel Wierts

    Citation: EJNMMI Physics 2020 7:69

    Content type: Original research

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  37. Attenuation correction of PET/MRI is a remaining problem for whole-body PET/MRI. The statistical decomposition algorithm (SDA) is a probabilistic atlas-based method that calculates synthetic CTs from T2-weight...

    Authors: Elin Wallstén, Jan Axelsson, Joakim Jonsson, Camilla Thellenberg Karlsson, Tufve Nyholm and Anne Larsson

    Citation: EJNMMI Physics 2020 7:68

    Content type: Original research

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  38. Arterial blood sampling is the gold standard method to obtain the arterial input function (AIF) for quantification of whole body (WB) dynamic 18F-FDG PET imaging. However, this procedure is invasive and not typic...

    Authors: Mika Naganawa, Jean-Dominique Gallezot, Vijay Shah, Tim Mulnix, Colin Young, Mark Dias, Ming-Kai Chen, Anne M. Smith and Richard E. Carson

    Citation: EJNMMI Physics 2020 7:67

    Content type: Original research

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  39. Halo artifacts from urinary catheters can occur due to inaccurate scatter correction, and the artifacts affect the tumor visibility in 18F-FDG PET/CT images. We investigated the incidence rate and the mechanisms ...

    Authors: Keiichi Magota, Naoto Numata, Daiki Shinyama, Junya Katahata, Yamato Munakata, Piotr J. Maniawski, Kentaro Kobayashi, Osamu Manabe, Kenji Hirata, Ukihide Tateishi, Kohsuke Kudo and Tohru Shiga

    Citation: EJNMMI Physics 2020 7:66

    Content type: Original research

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  40. The aim of this study was to compare brain perfusion SPECT obtained from a 360° CZT and a conventional Anger camera.

    Authors: Manon Bordonne, Mohammad B. Chawki, Pierre-Yves Marie, Timothée Zaragori, Véronique Roch, Rachel Grignon, Laetitia Imbert and Antoine Verger

    Citation: EJNMMI Physics 2020 7:65

    Content type: Original research

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  41. Small-animal single-photon emission computed tomography (SPECT) systems with multi-pinhole collimation and large stationary detectors have advantages compared to systems with moving small detectors. These syst...

    Authors: Jan V. Hoffmann, Jan P. Janssen, Takayuki Kanno, Takayuki Shibutani, Masahisa Onoguchi, Constantin Lapa, Jan-Peter Grunz, Andreas K. Buck and Takahiro Higuchi

    Citation: EJNMMI Physics 2020 7:64

    Content type: Original research

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  42. Internal dosimetry evaluation consists of a multi-step process ranging from imaging acquisition to absorbed dose calculations. Assessment of uncertainty is complicated and, for that reason, it is commonly igno...

    Authors: Domenico Finocchiaro, Jonathan I. Gear, Federica Fioroni, Glenn D. Flux, Iain Murray, Gastone Castellani, Annibale Versari, Mauro Iori and Elisa Grassi

    Citation: EJNMMI Physics 2020 7:63

    Content type: Original research

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  43. The CT of PET CT provides diagnostic information, anatomic localisation and attenuation correction (AC). When only AC is required, very lose dose CT is desirable. CT iterative reconstruction (IR) improves imag...

    Authors: Ivan Ho Shon, Christopher Reece, Thomas Hennessy, Megan Horsfield and Bruce McBride

    Citation: EJNMMI Physics 2020 7:62

    Content type: Original research

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  44. Differentiated thyroid cancer has been treated with radioiodine for almost 80 years, although controversial questions regarding radiation-related risks and the optimisation of treatment regimens remain unresol...

    Authors: Jan Taprogge, Francesca Leek, Tino Schurrat, Johannes Tran-Gia, Delphine Vallot, Manuel Bardiès, Uta Eberlein, Michael Lassmann, Susanne Schlögl, Alex Vergara Gil and Glenn D. Flux

    Citation: EJNMMI Physics 2020 7:61

    Content type: Original research

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  45. This article presents a new perspective on the development of inorganic scintillator-based fiber dosimeters (IOSFDs) for medical radiotherapy dosimetry (RTD) focusing on real-time in vivo dosimetry. The scinti...

    Authors: Liang Ding, Qiong Wu, Qun Wang, Yamei Li, Richard M. Perks and Liang Zhao

    Citation: EJNMMI Physics 2020 7:60

    Content type: Review

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  46. Quantitative evaluation of amyloid positron emission tomography (PET) with standardized uptake value ratio (SUVR) plays a key role in clinical studies of Alzheimer’s disease (AD). We have proposed a PET-only (...

    Authors: Yuma Tsubaki, Go Akamatsu, Natsumi Shimokawa, Suguru Katsube, Aya Takashima and Masayuki Sasaki

    Citation: EJNMMI Physics 2020 7:59

    Content type: Young investigators

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  47. 211At is one of the ideal nuclides for targeted radionuclide therapies (TRTs). Meta-[211At]astatobenzylguanidine (211At-MABG) has been proposed for the treatment of pheochromocytoma. To effectively use these radi...

    Authors: Naoyuki Ukon, Songji Zhao, Kohshin Washiyama, Noboru Oriuchi, Chengbo Tan, Saki Shimoyama, Miho Aoki, Hitoshi Kubo, Kazuhiro Takahashi and Hiroshi Ito

    Citation: EJNMMI Physics 2020 7:58

    Content type: Original research

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  48. Novel partial volume correction (PVC) algorithms have been validated by assuming ideal conditions of image processing; however, in real clinical PET studies, the input datasets include error sources which caus...

    Authors: Senri Oyama, Ayumu Hosoi, Masanobu Ibaraki, Colm J. McGinnity, Keisuke Matsubara, Shoichi Watanuki, Hiroshi Watabe, Manabu Tashiro and Miho Shidahara

    Citation: EJNMMI Physics 2020 7:57

    Content type: Original research

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