Ultrahigh-Spatial-Resolution Photon-counting Detector CT Angiography of Coronary Artery Disease for Stenosis Assessment https://doi.org/10.1148/radiol.231956 Moritz C. Halfmann, MD et al Radiology 2024; 310(2):e231956
Improved coronary calcium detection and quantification with low-dose full field-of-view photon-counting CT: a phantom study https://doi.org/10.1007/s00330-021-08421-8 Niels R. van der Werf et al European Radiology (2022) 32 (5):3447-3457
Improved quantification of coronary artery luminal stenosis in the presence of heavy calcifications using photon-counting detector CT https:/doi:10.1117/12.2613019 Emily Koons et al Proc SPIE Int Soc Opt Eng (2022) 12031
Coronary calcium scoring potential of large field-of-view spectral photon-counting CT: a phantom study: https://doi.org/10.1007/s00330-021-08152-w Niels R. van der Werf et al European Radiology (2022) 32:152–162
Coronary Calcium Scoring with First Generation Dual-Source Photon-Counting CT - First Evidence from Phantom and In-Vivo Scans: https://doi.org/10.3390/diagnostics11091708 Matthias Eberhard et al Diagnostics 2021, 11, 1708
Quantification of airway dimensions using a high-resolution CT scanner: A phantom study https://doi.org/10.1002/mp.15103 Yixiao Zhao et al Medical Physics Volume 48, Issue 10, October 2021, Pages 5874-5883
Dose reduction for CT coronary calcium scoring with a calcium-aware image reconstruction technique: a phantom study https://doi.org/10.1007/s00330-020-06709-9 Ronald Booij, Niels R. van der Werf et al. European Radiology (2020) 30:3346–3355
Coronary artery calcium scoring with photon-counting CT: first in vivo human experience https://doi.org/10.1007/s10554-018-1499-6 Rolf Symons, Veit Sandfort et al. The International Journal of Cardiovascular Imaging (2019) 35:733–739
Coronary calcium scoring with partial volume correction in anthropomorphic thorax phantom and screening chest CT images https://doi.org/10.1371/journal.pone.0209318 Jurica Sprem, Bob D. de Vos, Nikolas Lessmann et al. PLOS ONE December 20, 2018
Fast kVp-switching dual energy contrast-enhanced thorax and cardiac CT: A phantom study on the accuracy of iodine concentration and effective atomic number measurement Antonios E. Papadakis, John Damilakis,
Subsekunden-Mehrschicht-Spiral-CT als Alternative zur Elektronenstrahlcomputertomographie Kalender WA Zeitschrift für Kardiologie, 2000 - Springer
ECG-correlated imaging of the heart with subsecond multislice spiral CT Kachelriess M, Ulzheimer S, Kalender WA Medical Imaging, IEEE Transactions online, 2000
Reproducibility of coronary calcium quantification in repeat examinations with retrospectively ECG Ohnesorge, T Flohr, R Fischbach, A Kopp, A Knez, … European Radiology, 2002
Improving mass measurement of coronary artery calcification using threshold correction and thin collimation in multi-detector row computed tomography In vitro experiment Cheng Hong MD, Thomas K. Pilgram, Fang Zhu MD, Bonnie N. Joe, Dwight A. Towler and Kyongtae T. Bae MD Ph Academic Radiology, Volume 10, Issue 9, Pages 969-977
Potential Clinical Impact of Variability in the Measurement of Coronary Artery Calcification with Sequential MDCT SS Halliburton, AE Stillman, M Lieber, JM Kasper American Journal of Roentgenology, 2005 - Am Roentgen Ray Soc
An accurate and reproducible scheme for quantification of coronary artery calcification in CT scans Dehmeshki, J.; Xujiong Ye; Wang, F.; Xin Yu Lin; Abaei, M.; Siddique, M.M.; Qanadli, S.D. Engineering in Medicine and Biology Society, 2004. IEMBS apos;04. 26th Annual International Conference of the IEEE Volume 1, Issue , 1-5 Sept. 2004 Page(s): 1918 - 1921 Vol.3
Description of the Image Data Set of an Anthropomorphic Cardio CT Phantom with Extension Rings and … K Shanneik, S Ulzheimer, W Kalender imp.uni-erlangen.de
Quantification of Aortic Valve Calcification Using Multislice Spiral Computed Tomography : Comparison With Atomic Absorption Spectroscopy R Koos, AH Mahnken, HP Kuhl, G Muhlenbruch Invest Radiol, 2006
Coronary Artery Calcium: A Multiinstitutional, Multimanufacturer International Standard for Quantification at Cardiac CT C.H. McCollough, S. Ulzheimer, S.S. Halliburton, K. Shanneik, R.D. White, W.A. Kalender Radiology: Volume 243: Number 2 – May 2007 Page(s): 527 – 538
Coronary Artery Calcium Measurement with Mutli-Detector Row CT: In Vitro Assessment of Effect of Radiation Dose C. Hong, K.T. Bae, T.K. Pilgram, J. Suh, D. Bradley Radiology 2002, 225, Page(s): 901 – 906
Assessment of calcium scoring performance in cardiac computed tomography S. Ulzheimer, W.A. Kalender European Radiology, 2003, 13, Page(s): 484 – 497
64 slice MDCT generally underestimates coronary calcium scores as compared to EBT: A phantom study M.J.W. Greuter, H. Dijkstra, J.M. Groen, R. Vliegenthart, F. de Lange, W.K.J. Renema, G.H. de Bock, M. Oudkerk Medical Physics 34 (9), September 2007, Page(s): 3510 – 3519
Dose Performance of a 64-Channel Dual-Source CT Scanner C.H. McCollough, A.N. Primak, O. Saba, H. Bruder, K. Stierstorfer, R. Raupach, C. Suess, B. Schmidt, B.M. Ohnesorge, T.G. Flohr Radiology: Volume 243: Number 3 – June 2007 Page(s): 775 – 784
Diagnosis of Osteoporosis by Quantifying Volumetric Bone Mineral Density of Lumbar Vertebrae Using Abdominal CT Images and Two-Compartment Model Po-Chieh Hsu, Dmytro Luzhbin, Tia-Yu Shih et al. Healthcare 2023, 11, 556 https://doi.org/10.3390/healthcare11040556
Dose-efficient assessment of trabecular microstructure using ultra-high-resolution photon-counting CT Jaime A. Pena, Laura Klein, Joscha Maier et al. Zeitschrift fur Medizinische Physik (2022) https://doi.org/10.1016/j.zemedi.2022.04.001
Quantitative computed tomography (QCT) of the forearm using clinical CT scanners K. Engelke, W. Timm, B. Stampa, T. Fuerst, E. Paris, C. Libanati, H.K. Genant
Non-invasive investigation of bone adaption in humans to cumulative daily mechanical loading R Whalen, T Cleek - Life dsls.usra.edu
Volumetric quantitative computed tomography of the proximal femur: relationships linking geometric and densitometric variables to bone V Bousson, A Le Le Bras, F Roqueplan, Y Kang, D … Osteoporosis International, 2006
The European Spine Phantom--a tool for standardization and quality control in spinal bone mineral WA Kalender, D Felsenberg, HK Genant, M Fischer, J - Eur J Radiol 1995
Bone Density Measured by Dual-Energy X-ray Absorptiometry in Healthy Kuwaiti Women G Dougherty, N Al-Marzouk Calcified Tissue International, 2001
Biomechanics of the Birmingham hip resurfacing arthroplasty KL Ong, SM Kurtz, MT Manley, N Rushton, NA Journal of Bone & Joint Surgery, British Volume, 2006
Effect of inhaled corticosteroids on forearm bone mineral density: The HUNT Study, Norway A Langhammer, S Forsmo, S Lilleeng, R Johnsen Respiratory Medicine, 2007
Longitudinal Changes in Forearm Bone Mineral Density in Women and Men Aged 25-44 Years N Emaus, GKR Berntsen, RM Joakimsen, V Fonnebo American Journal of Epidemiology, 2005
Quantitative computed tomography (QCT) of the forearm using clinical CT scanners K. Engelke, W. Timm, B. Stampa, T. Fuerst, E. Paris, C. Libanati, H.K. Genant Med Phys 2008; 33:614-20
A phantom for standardization and quality control in periphal bone measurements by PQCT an DXA P. Ruegsegger, W.A. Kalender Physics in Medicine and Biology 38, 1993, Page(s): 1963 – 1970
Quality control and standardisation of absorptiometric and computer tomographic measurements of bone mineral mass and density W.A. Kalender, M. Fischer Radiation Protection Dosimetry Vol. 49, Nos 1/3, 1993, Page(s): 229 – 233
Microarchitecture and morphology of bone tissue over a wide range of BV/TV assessed by micro-computed tomography and three different threshold backgrounds Adams GJ, Cook RB et al. Medical Engineering and Physics Volume 106, August 2022, 103828 https://doi.org/10.1016/j.medengphy.2022.103828
Performance evaluation of a micro-CT system for laboratory animal imaging with iterative reconstruction capabilities Florence M.Muller Medical Physics, Volume 49, Issue 5, May 2022 pages 3121-3133 https://doi.org/10.1002/mp.15538
Empirical cupping correction: A first-order raw data precorrection for cone-beam computed tomography M Kachelrieß, K Sourbelle, WA Kalender Medical Physics, 2006
Comparative Evaluation: Acceptance Testing and Constancy Testing for Micro-CT Scanners W.A. Kalender, B. Durkee, O. Langner, E. Stepina, M. Karolczak Biomedizinische Technik Volume 50, Supplementary vol.1 Part 2, 2005 Page(s): 1192 – 1193
Empirical Water Precorrection for Cone-Beam Computed Tomography K Sourbelle, M Kachelrieß, WA Kalender IEEE Medical Imaging Conference Record, 2005
High-pitch, high temporal resolution, multi-energy cardiac imaging on a dual-source photon-counting-detector CT https://doi.org/10.1002/mp.16124 Zaki Ahmed, David Campeau, Hao Gong et al. Medical Physics Volume 50, Issue 3, March 2023 Pages 1428-1435
Coronary calcium scoring with partial volume correction in anthropomorphic thorax phantom and screening chest CT images https://doi.org/10.1371/journal.pone.0209318 Jurica Sprem, Bob D. de Vos, Nikolas Lessmann et al. PLOS ONE December 20, 2018
In vitro evaluation of coronary stents and in-stent stenosis using a dynamic cardiac phantom and a 64-detector row CT scanner T Schlosser, T Scheuermann, S Ulzheimer, OK Mohrs, M Kühling, PE Albrecht, T Voigtländer, J Barkhausen, A Schmermund Clinical Research in Cardiology, Volume 96, Number 11 (online first) 2007
The impact of ASiR-V on abdominal CT radiation dose and image quality – A phantom study Svea Deppe Mørup, John Stowe et al. https://doi.org/10.1016/j.jmir.2022.06.008 Journal of Medical Imaging and Radiation Sciences 53 (2022) 453–459
Single-material beam hardening correction via an analytical energy response model for diagnostic CT Viktor Haase, Katharina Hahn et al. https://doi.org/10.1002/mp.15787 Med Phys. (2022) ;49:5014–5037
Spectral CT quantification stability and accuracy for pediatric patients: A phantom study Nadav Shapira, Kai Mei, Peter B. Noel https://doi.org/10.1002/acm2.13161 J Appl Clin Med Phys 2021; 22:3:16–26
Physical performance characteristics of spiral CT scanning W.A. Kalender, A. Polacin Medical Physics 18 (5), Sept/Oct 1991, Page(s): 910 – 915
New low-contrast resolution phantoms for Computed Tomography C. Suess, W.A. Kalender, J.M. Coman Medical Physics 26 (2), February 1999, Page(s): 296 – 302
Technical Foundations of Spiral CT W.A. Kalender 1993
Quality assurance for computed-tomography simulators and the computed-tomography-simulation process: Report of the AAPM Radiation Therapy Committee Task Group No. 66 S. Mutic, J.R. Palta, E.K. Butker, I.J. Das, M. Saiful Huq, L.-N. Dick-Loo, B.J. Salter, C.H. McCollough, J. van Dyk Medical Physics, Vol. 30, No. 10, October 2003, Page(s): 2762 – 2792
A Comparison of Conventional and Spiral CT: An Experimental Study on the Detection of Spherical Lesions W.A. Kalender, A. Polacin, C. Suess Journal of Computer Assisted Tomography 18(2): 167 – 176, March/April 1994
Low-contrast detectability in volume rendering: a phantom study on multidector-row spiral CT data HO Shin, CV Falck, M Galanski European Radiology, 2004
Impact of the z-flying focal spot on resolution and artifact behavior for a 64-slice spiral CT scanner Y Kyriakou, M Kachelrieß, M Knaup, JU Krause, WA Kalender European Radiology, 2006
Inherently 3-Dimensional Method for Measurement of Computed Tomographic Resolution Anisotropy SE Jones, M Grasruck, B Schmidt, I Madisch, et al Journal of Computer Assisted Tomography, 2006
Assessment of task-based image quality for abdominal CT protocols linked with national diagnostic reference levels Anaïs Viry, Christoph Aberle, Thiago Lima et al. European Radiology (2022) 32:1227–1237 https://doi.org/10.1007/s00330-021-08185-1
Assessment of Iodine Contrast-To-Noise Ratio in Virtual Monoenergetic Images Reconstructed from Dual-Source Energy-Integrating CT and Photon-Counting CT Data Ronald Booij, Niels R. van der Werf, Marcel L. Dijkshoorn et al. Diagnostics 2022, 12, 1467 https://doi.org/10.3390/diagnostics12061467
Investigation of spectral performance for single-scan contrast-enhanced breast CT using photon-counting technology: A phantom study Veikko Ruth, Daniel Kolditz, Christian Steiding, Willi A. Kalender Med Phys 2020 Vol 47 Issue 7 p2826–2837 https://doi.org/10.1002/mp.14133
Assessment of quantification accuracy and image quality of a full-body dual-layer spectral CT system Ehn S, Sellerer T, Muenzel D et al. Med Phys 2018 Vol 19 Issue 1 p204–217 https://doi.org/10.1002/acm2.12243
Feasibility and accuracy of dual-layer spectral detector computed tomography for quantification of gadolinium: a phantom study Robbert W. van Hamersvelt, Martin J.Willemink, Pim A. de Jong et al. Eur Radiology 2017 27:3677–3686 https://doi.org/10.1007/s00330-017-4737-8
A quality assurance framework for the fully automated and objective evaluation of image quality in cone-beam computed tomography Christian Steiding, Daniel Kolditz, Willi A. Kalender et al. Med Phys 2014 Vol 41 Issue 3 https://doi.org/10.1118/1.4863507
A formulation of tissue- and water-equivalent materials using the stoichiometric analysis method for CT-number calibration in radiotherapy treatment planning T.Yohannes et al. Physics in Medicine and Biology 57 (2012) 1173–1190 10. https://iopscience.iop.org/article/10.1088/0031-9155/57/5/1173
First performance evaluation of a dual-source CT (DSCT) system T Flohr, C McCollough, H Bruder, M Petersilka et al. European Radiology 2006 Vol 16 p256–268
Practical model “3DX” of limited cone-beam X-ray CT for dental use Y. Arai, K. Honda, K. Iwai, K. Shinoda International Congress Series 1230, 2001, Page(s): 713 – 718
Intensity distribution and impact of scatter for dual-source CT Y. Kyriakou, W.A. Kalender Physics in Medicine and Biology 52, 2007, Page(s): 6969 – 6989
Die geometrische Genauigkeit der roboterassistierten THR-Chirurgie J. Schneider, W.A. Kalender, A. Olk Orthopädische Praxis 12/2000, 36. Jahrgang, Seite: 756 – 761
Spiral Volumetric CT with Single-Breath-Hold Technique, Continuous Transport, and Continuous Scanner Rotation W.A. Kalender, W. Seissler, E. Klotz, P.Vock Radiology, Vol.176, No.1, 1990, Page(s) 181 – 183
Evaluation and Comparison of Water-equivalent CTDI Dosimetry Phantoms J. Erb, M. Schmidt, B. Schmidt, W.A. Kalender 2000