Journal articles on the topic 'MRI-only'

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1

Beiki-ardakani, Akbar, Marco Carlone, and John Jezioranski. "Line Markers for MRI Only Brachytherapy." Brachytherapy 14 (May 2015): S26. http://dx.doi.org/10.1016/j.brachy.2015.02.225.

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2

Owrangi, Amir M., Peter B. Greer, and Carri K. Glide-Hurst. "MRI-only treatment planning: benefits and challenges." Physics in Medicine & Biology 63, no. 5 (February 26, 2018): 05TR01. http://dx.doi.org/10.1088/1361-6560/aaaca4.

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3

Van den Berg, N., M. Maspero, A. Dinkla, M. Savenije, G. Meijer, P. Seevinck, J. Lagendijk, and B. Raaymakers. "SP-0659: MRI techniques for MR-only simulation." Radiotherapy and Oncology 127 (April 2018): S348—S349. http://dx.doi.org/10.1016/s0167-8140(18)30969-1.

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4

BRENNAN, MAIRIN. "MRI contrast agent has eyes only for calcium." Chemical & Engineering News 77, no. 8 (February 22, 1999): 36. http://dx.doi.org/10.1021/cen-v077n008.p036.

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5

Reynaert, N. "47. MRI-only radiotherapy, benefits and remaining challenges." Physica Medica 32 (December 2016): 364. http://dx.doi.org/10.1016/j.ejmp.2016.11.099.

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6

Siegmann-Luz, K., S. Bahrs, H. Preibsch, V. Hattermann, and C. Claussen. "Management of Breast Lesions Detectable Only on MRI." RöFo - Fortschritte auf dem Gebiet der Röntgenstrahlen und der bildgebenden Verfahren 186, no. 01 (July 29, 2013): 30–36. http://dx.doi.org/10.1055/s-0033-1335972.

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7

Doganay, Ozkan, Kundan Thind, Trevor Wade, Alexei Ouriadov, and Giles E. Santyr. "Transmit-only/receive-only radiofrequency coil configuration for hyperpolarized129Xe MRI of rat lungs." Concepts in Magnetic Resonance Part B: Magnetic Resonance Engineering 45, no. 3 (June 30, 2015): 115–24. http://dx.doi.org/10.1002/cmr.b.21288.

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8

Harkenrider, Matthew M., Rakesh Patel, Murat Surucu, Bonnie Chinsky, Michael L. Mysz, Abbie Wood, Kelly Ryan, Steven M. Shea, William Small, and John C. Roeske. "Can MRI-only replace MRI-CT planning with a titanium tandem and ovoid applicator?" Brachytherapy 17, no. 5 (September 2018): 747–52. http://dx.doi.org/10.1016/j.brachy.2018.05.010.

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9

Fateev, K. M., G. V. Tereshchenko, V. N. Belyaev, M. N. Smorodina, and A. V. Nechesnyuk. "Radiation treatment planning based on MRI only: first steps." Pediatric Hematology/Oncology and Immunopathology 17, no. 3 (2018): 60–65. http://dx.doi.org/10.24287/1726-1708-2018-17-3-60-65.

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10

Persson, E., C. Gustafsson, J. Nilsson, S. Ceberg, S. Engelholm, S. Bäck, L. E. Olsson, and A. Gunnlaugsson. "EP-2063 Treating prostate cancer with MRI-only radiotherapy." Radiotherapy and Oncology 133 (April 2019): S1136. http://dx.doi.org/10.1016/s0167-8140(19)32483-1.

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11

Korhonen, J., M. Kapanen, J. Keyriläinen, T. Seppälä, and M. Tenhunen. "MRI-Only Based RTP Workflow for Prostate Cancer Patients." International Journal of Radiation Oncology*Biology*Physics 90, no. 1 (September 2014): S929—S930. http://dx.doi.org/10.1016/j.ijrobp.2014.05.2630.

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12

Barberi, Enzo A., Joseph S. Gati, Brian K. Rutt, and Ravi S. Menon. "A transmit-only/receive-only (TORO) RF system for high-field MRI/MRS applications." Magnetic Resonance in Medicine 43, no. 2 (February 2000): 284–89. http://dx.doi.org/10.1002/(sici)1522-2594(200002)43:2<284::aid-mrm16>3.0.co;2-c.

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13

Ranta, Iiro, Jarmo Teuho, Jani Linden, Riku Klén, Mika Teräs, Mika Kapanen, and Jani Keyriläinen. "Assessment of MRI-Based Attenuation Correction for MRI-Only Radiotherapy Treatment Planning of the Brain." Diagnostics 10, no. 5 (May 14, 2020): 299. http://dx.doi.org/10.3390/diagnostics10050299.

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Magnetic resonance imaging-only radiotherapy treatment planning (MRI-only RTP) and positron emission tomography (PET)–MRI imaging require generation of synthetic computed tomography (sCT) images from MRI images. In this study, initial dosimetric evaluation was performed for a previously developed MRI-based attenuation correction (MRAC) method for use in MRI-only RTP of the brain. MRAC-based sCT images were retrospectively generated from Dixon MR images of 20 patients who had previously received external beam radiation therapy (EBRT). Bone segmentation performance and Dice similarity coefficient of the sCT conversion method were evaluated for bone volumes on CT images. Dose calculation accuracy was assessed by recalculating the CT-based EBRT plans using the sCT images as the base attenuation data. Dose comparison was done for the sCT- and CT-based EBRT plans in planning target volume (PTV) and organs at risk (OAR). Parametric dose comparison showed mean relative differences of <0.4% for PTV and <1.0% for OARs. Mean gamma index pass rates of 95.7% with the 2%/2 mm agreement criterion and 96.5% with the 1%/1 mm agreement criterion were determined for glioma and metastasis patients, respectively. Based on the results, MRI-only RTP using sCT images generated from MRAC images can be a feasible alternative for radiotherapy of the brain.
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14

Torfeh, T., R. W. Hammoud, S. P. Paloor, S. Aouadi, and N. Al Hammadi. "Dosimetric Impact of MRI Geometric Inaccuracy in MRI Only Based Radiation Therapy Workflow for Liver." International Journal of Radiation Oncology*Biology*Physics 102, no. 3 (November 2018): e544. http://dx.doi.org/10.1016/j.ijrobp.2018.07.1520.

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15

Nosrati, Reyhaneh, Matthew Wronski, Chia-Lin Tseng, Hans Chung, Ana Pejović-Milić, Gerard Morton, and Greg J. Stanisz. "Postimplant Dosimetry of Permanent Prostate Brachytherapy: Comparison of MRI-Only and CT-MRI Fusion-Based Workflows." International Journal of Radiation Oncology*Biology*Physics 106, no. 1 (January 2020): 206–15. http://dx.doi.org/10.1016/j.ijrobp.2019.10.009.

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16

Schulz-Wendtland, Rüdiger. "Neoadjuvant chemotherapy – monitoring: clinical examination, ultrasound, mammography, MRI, elastography: Only one, only few or all?" European Journal of Radiology 81 (September 2012): S147—S148. http://dx.doi.org/10.1016/s0720-048x(12)70061-x.

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17

Felisi, M., S. Nici, A. Monti, D. Lizio, S. Riga, R. Pellegrini, M. G. Brambilla, et al. "MRI-only in prostate radiotherapy planning using multiple individual atlases." Physica Medica 92 (December 2021): S65—S66. http://dx.doi.org/10.1016/s1120-1797(22)00139-9.

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18

Korsholm, M. E., L. W. Waring, R. R. Paulsen, and J. M. Edmund. "PD-0327 STATISTICAL ANALYSIS OF MRI-ONLY BASED DOSE PLANNING." Radiotherapy and Oncology 103 (May 2012): S130. http://dx.doi.org/10.1016/s0167-8140(12)70666-7.

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19

Persson, E., F. Nordström, C. Siversson, and C. Ceberg. "OC-0156: MRI only prostate radiotherapy using synthetic CT images." Radiotherapy and Oncology 119 (April 2016): S72. http://dx.doi.org/10.1016/s0167-8140(16)31405-0.

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20

Aouadi, S., A. Vasic, S. Paloor, R. W. Hammoud, T. Torfeh, P. Petric, and N. Al-Hammadi. "Sparse patch-based method applied to mri-only radiotherapy planning." Physica Medica 32 (September 2016): 309. http://dx.doi.org/10.1016/j.ejmp.2016.07.173.

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21

Aouadi, S., R. W. Hammoud, A. Vasic, S. Paloor, T. Torfeh, P. Petric, and N. Al-Hammadi. "MRI-only brain radiotherapy verification using cone beam computed tomography." Physica Medica 32 (September 2016): 220. http://dx.doi.org/10.1016/j.ejmp.2016.07.739.

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22

Elgort, Daniel R., Claudia M. Hillenbrand, Shaoxiong Zhang, Eddy Y. Wong, Shervin Rafie, Jonathan S. Lewin, and Jeffrey L. Duerk. "Image-guided and -monitored renal artery stenting using only MRI." Journal of Magnetic Resonance Imaging 23, no. 5 (May 2006): 619–27. http://dx.doi.org/10.1002/jmri.20554.

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23

Nosrati, Reyhaneh, Ana Pejović-Milić, Hans Chung, Greg Stanisz, and Gerard Morton. "MRI-Only Post Implant Dosimetry Process for Prostate LDR Brachytherapy." Brachytherapy 18, no. 3 (May 2019): S70—S71. http://dx.doi.org/10.1016/j.brachy.2019.04.147.

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24

Wang, Wenjun, Vitaliy Zhurbenko, Juan Diego Sánchez‐Heredia, and Jan Henrik Ardenkjær‐Larsen. "Three‐element matching networks for receive‐only MRI coil decoupling." Magnetic Resonance in Medicine 85, no. 1 (July 19, 2020): 544–50. http://dx.doi.org/10.1002/mrm.28416.

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25

Chen, X., P. Prior, E. Paulson, C. Lawton, and X. Li. "SU-E-J-239: IMRT Planning of Prostate Cancer for a MRI-Linac Based On MRI Only." Medical Physics 41, no. 6Part10 (May 29, 2014): 212. http://dx.doi.org/10.1118/1.4888292.

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26

Choong, E. S., S. Rodda, H. Musunuru, P. Bownes, C. Richardson, S. Swift, J. Orton, and R. Cooper. "PO-0744: Brachytherapy in cervical cancer: Comparison between CT/MRI based versus MRI only based conformal approach." Radiotherapy and Oncology 111 (2014): S38. http://dx.doi.org/10.1016/s0167-8140(15)30862-8.

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27

Lerner, M., J. Medin, C. Jamtheim Gustafsson, S. Alkner, and L. E. Olsson. "OC-0779 MRI-only radiotherapy of gliomas – a prospective clinical study." Radiotherapy and Oncology 170 (May 2022): S698. http://dx.doi.org/10.1016/s0167-8140(22)02685-8.

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28

Singhrao, Kamal, Dan Ruan, Jie Fu, Yu Gao, Geraldine Chee, Yingli Yang, Christopher King, Peng Hu, Amar U. Kishan, and John H. Lewis. "Quantification of fiducial marker visibility for MRI-only prostate radiotherapy simulation." Physics in Medicine & Biology 65, no. 3 (February 5, 2020): 035015. http://dx.doi.org/10.1088/1361-6560/ab65db.

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29

Chard, D. T., C. M. Dalton, J. Swanton, L. K. Fisniku, K. A. Miszkiel, A. J. Thompson, G. T. Plant, and D. H. Miller. "MRI only conversion to multiple sclerosis following a clinically isolated syndrome." Journal of Neurology, Neurosurgery & Psychiatry 82, no. 2 (June 2, 2010): 176–79. http://dx.doi.org/10.1136/jnnp.2010.208660.

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30

Kjer, H., R. H. Hansen, R. R. Paulsen, and J. M. Edmund. "Optimized Acquisition Parameters for MRI Only RT Using Ultrashort Echo Times." International Journal of Radiation Oncology*Biology*Physics 84, no. 3 (November 2012): S866. http://dx.doi.org/10.1016/j.ijrobp.2012.07.2317.

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31

Andreasen, Daniel, Koen Van Leemput, Rasmus H. Hansen, Jon A. L. Andersen, and Jens M. Edmund. "Patch-based generation of a pseudo CT from conventional MRI sequences for MRI-only radiotherapy of the brain." Medical Physics 42, no. 4 (March 17, 2015): 1596–605. http://dx.doi.org/10.1118/1.4914158.

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32

Nesvacil, N., H. Herrmann, E. Persson, C. Siversson, B. Knäusl, P. Kuess, L. E. Olsson, D. Georg, and T. Nyholm. "EP-1843: Synthetic CT calculation from low-field MRI: feasibility of an MRI-only workflow for glioblastoma RT." Radiotherapy and Oncology 119 (April 2016): S866—S867. http://dx.doi.org/10.1016/s0167-8140(16)33094-8.

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33

Chinsky, B., A. M. Diak, W. Small, J. C. Roeske, and M. M. Harkenrider. "Can Magnetic Resonance Imaging (MRI) Only Replace MRI–Computed Tomography Planning With a Titanium Applicator for Cervical Brachytherapy?" International Journal of Radiation Oncology*Biology*Physics 96, no. 2 (October 2016): S225—S226. http://dx.doi.org/10.1016/j.ijrobp.2016.06.559.

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34

Arabi, Hossein, Nikolaos Koutsouvelis, Michel Rouzaud, Raymond Miralbell, and Habib Zaidi. "Atlas-guided generation of pseudo-CT images for MRI-only and hybrid PET–MRI-guided radiotherapy treatment planning." Physics in Medicine and Biology 61, no. 17 (August 15, 2016): 6531–52. http://dx.doi.org/10.1088/0031-9155/61/17/6531.

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35

Aizaz, Mueez, Jochem A. J. van der Pol, Roel Wierts, Hans Zwart, Abe J. van der Werf, Joachim E. Wildberger, Jan A. Bucerius, Rik P. M. Moonen, and Marianne Eline Kooi. "Evaluation of a Dedicated Radiofrequency Carotid PET/MRI Coil." Journal of Clinical Medicine 11, no. 9 (May 4, 2022): 2569. http://dx.doi.org/10.3390/jcm11092569.

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Carotid radiofrequency coils inside a PET/MRI system can result in PET quantification errors. We compared the performance of a dedicated PET/MRI carotid coil against a coil for MRI-only use. An 18F-fluorodeoxyglucose (18F-FDG) phantom was scanned without and with an MRI-only coil and with the PET/MRI coil. The decay-corrected normalized activity was compared for the different coil configurations. Eighteen patients were scanned with the three coil configurations. The maximal standardized uptake values (SUVmax) and signal-to-noise ratios (SNR) were calculated. Repeated measures ANOVA was performed to assess the differences in SUVmax and SNR between the coil configurations. In the phantom study, the PET/MRI coil demonstrated a slight decrease (<5%), while the MRI-only coil showed a substantial decrease (up to 10%) in normalized activity at the position of coil elements compared to no dedicated coil configuration. In the patient study, the SUVmax values for both no surface coil (3.59 ± 0.15) and PET/MRI coil (3.54 ± 0.15) were significantly higher (p = 0.03 and p = 0.04, respectively) as compared to the MRI-only coil (3.28 ± 0.16). No significant difference was observed between PET/MRI and no surface coil (p = 1.0). The SNR values for both PET/MRI (7.31 ± 0.44) and MRI-only (7.62 ± 0.42) configurations demonstrated significantly higher (p < 0.001) SNR values as compared to the no surface coil (3.78 ± 0.22), while no significant difference was observed in SNR between the PET/MRI and MRI-only coil (p = 1.0). This study demonstrated that the PET/MRI coil can be used for PET imaging without requiring attenuation correction while acquiring high-resolution MR images.
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36

Nesvacil, Nicole, Richard Pötter, Alina Sturdza, Neamat Hegazy, Mario Federico, and Christian Kirisits. "Adaptive image guided brachytherapy for cervical cancer: A combined MRI-/CT-planning technique with MRI only at first fraction." Radiotherapy and Oncology 107, no. 1 (April 2013): 75–81. http://dx.doi.org/10.1016/j.radonc.2012.09.005.

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37

Agresti, Roberto, Giovanna Trecate, Cristina Ferraris, Barbara Valeri, Ilaria Maugeri, Cristina Pellitteri, Gabriele Martelli, et al. "Ex Vivo MRI Evaluation of Breast Tumors: A Novel Tool for Verifying Resection of Nonpalpable Only MRI Detected Lesions." Breast Journal 19, no. 6 (September 19, 2013): 659–63. http://dx.doi.org/10.1111/tbj.12183.

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38

Choong, Ee Siang, Peter Bownes, Hima Bindu Musunuru, Sree Rodda, Carolyn Richardson, Bashar Al-Qaisieh, Sarah Swift, Jane Orton, and Rachel Cooper. "Hybrid (CT/MRI based) vs. MRI only based image-guided brachytherapy in cervical cancer: Dosimetry comparisons and clinical outcome." Brachytherapy 15, no. 1 (January 2016): 40–48. http://dx.doi.org/10.1016/j.brachy.2015.09.002.

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39

Schopp, J. G., and G. J. Whitman. "Ex Vivo MRI Evaluation of Breast Tumors: A Novel Tool for Verifying Resection of Nonpalpable Only MRI Detected Lesions." Breast Diseases: A Year Book Quarterly 25, no. 2 (2014): 134–35. http://dx.doi.org/10.1016/j.breastdis.2014.04.039.

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40

Farag, Adam, Justin Charles Peterson, Trevor Szekeres, Glenn Bauman, Joseph Chin, Cesare Romagnoli, Robert Bartha, and Timothy J. Scholl. "Unshielded asymmetric transmit-only and endorectal receive-only radiofrequency coil for23Na MRI of the prostate at 3 tesla." Journal of Magnetic Resonance Imaging 42, no. 2 (November 19, 2014): 436–45. http://dx.doi.org/10.1002/jmri.24798.

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41

Tahri, S., C. Cadin, H. Chourak, A. Barateau, S. Ribault, O. Acosta, P. Greer, et al. "PO-1677 cGAN-based pseudo-CT generation for prostate MRI-only radiotherapy." Radiotherapy and Oncology 161 (August 2021): S1401—S1402. http://dx.doi.org/10.1016/s0167-8140(21)08128-7.

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42

Spadea, M., D. Izquierdo, C. Catana, C. Collins-Fekete, T. Bortfeld, and J. Seco. "SU-E-J-222: Feasibility Study of MRI-Only Proton Therapy Planning." Medical Physics 42, no. 6Part10 (June 2015): 3316–17. http://dx.doi.org/10.1118/1.4924308.

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43

Mendel, Jeffrey B., Michelle Long, and Priscilla J. Slanetz. "CT-Guided Core Needle Biopsy of Breast Lesions Visible Only on MRI." American Journal of Roentgenology 189, no. 1 (July 2007): 152–54. http://dx.doi.org/10.2214/ajr.06.1123.

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44

Siversson, Carl, Fredrik Nordström, Terese Nilsson, Tufve Nyholm, Joakim Jonsson, Adalsteinn Gunnlaugsson, and Lars E. Olsson. "Technical Note: MRI only prostate radiotherapy planning using the statistical decomposition algorithm." Medical Physics 42, no. 10 (September 29, 2015): 6090–97. http://dx.doi.org/10.1118/1.4931417.

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45

Inatomi, Yuichiro, Toshiro Yonehara, Yoichiro Hashimoto, Teruyuki Hirano, and Makoto Uchino. "Occlusive vessel signs on MRI as only findings of hyperacute ischemic stroke." Journal of the Neurological Sciences 268, no. 1-2 (May 2008): 187–89. http://dx.doi.org/10.1016/j.jns.2007.10.028.

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46

Obdeijn, Inge-Marie, Gonneke A. O. Winter-Warnars, Ritse M. Mann, Maartje J. Hooning, M. G. Myriam Hunink, and Madeleine M. A. Tilanus-Linthorst. "Should we screen BRCA1 mutation carriers only with MRI? A multicenter study." Breast Cancer Research and Treatment 144, no. 3 (February 25, 2014): 577–82. http://dx.doi.org/10.1007/s10549-014-2888-8.

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47

Houston, P. J., W. Ingram, and S. Currie. "MRI-Only Radiotherapy Planning with Varian’s Hyperarc SRS System for Brain Metastases." International Journal of Radiation Oncology*Biology*Physics 105, no. 1 (September 2019): E764. http://dx.doi.org/10.1016/j.ijrobp.2019.06.801.

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48

Warren, R., and P. Kessar. "A method of coil localization for breast lesions seen only on MRI." British Journal of Radiology 74, no. 882 (June 2001): 548–51. http://dx.doi.org/10.1259/bjr.74.882.740548.

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49

Hugosson, Jonas, Marianne Månsson, Jonas Wallström, Ulrika Axcrona, Sigrid V. Carlsson, Lars Egevad, Kjell Geterud, et al. "Prostate Cancer Screening with PSA and MRI Followed by Targeted Biopsy Only." New England Journal of Medicine 387, no. 23 (December 8, 2022): 2126–37. http://dx.doi.org/10.1056/nejmoa2209454.

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50

Hu, Yongsheng, and Liyi Zhang. "MRI-only Radiation Therapy: Pseudo-CT Based on Cubic-Feature Extraction and Alternative Regression Forest." International Journal of Pattern Recognition and Artificial Intelligence 34, no. 14 (April 30, 2020): 2054033. http://dx.doi.org/10.1142/s0218001420540336.

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Despite the extensive attention attracted by magnetic resonance imaging (MRI) in the radiation therapy, computed tomography was reintroduced by the researchers. During the calculation process of the 3D dose distribution of tissues, there were some arguments about the electron density information obtained from the CT scan. However, the CT-provided bones are accurate for constructing a radiograph. Recently, the advantages boosted by the soft tissue contrast relying on MRI and as well as the advantages boosted by CT imaging have been combined by the using of MRI/CT. Unfortunately, disadvantages still exist in the MRI/CT workflow because the voxel-intensities are unbalanced in the MRI and the CT scan. Here, based on the mapping method of CT and MRI, the potential of pseudo-CT (PCT) instead of CT planning was studied. The estimated PCT only from the corresponding MRI was obtained by using the patch-based random forest regression. The CT voxel target was trained by 3D Gabor feature in the MRI cube and the Local Binary Pattern (LBP). Besides, the regression task was solved by the alternative regression forest. According to the experiment, the method performs better than the current dictionary learning-based (DLB) method or atlas-based (AB) method.
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