Image-based dosimetry for 225Ac-PSMA-I&T therapy using quantitative SPECT

Kratochwil C, et al. Targeted alpha therapy of mCRPC with 225actinium-PSMA-617: dosimetry estimate and empirical dose finding. J Nucl Med. 2017;8(10):1624–31 p. jnumed. 117.191395. Article Google Scholar Robertson A, et al. Multi-isotope SPECT imaging of the 225Ac decay chain: feasibility studies. Phys Med Biol. 2017;62(11):4406. CAS Article Google Scholar Usmani S, et al. 225Ac prostate-specific membrane antigen posttherapy α imaging: comparing 2 and 3 photopeaks. Clin Nucl Med. 2019;44(5):401–3. Article Google Scholar Vatsa R, et al. 225Ac-PSMA-617 radioligand posttherapy imaging in metastatic castrate-resistant prostate cancer patient using 3 Photopeaks. Clin Nucl Med. 2020;45(6):437–8. Article Google Scholar Chun SY, Fessler JA, Dewaraja YK. Correction for collimator-detector response in SPECT using point spread function template. IEEE Trans Med Imaging. 2012;32(2):295–305. Article Google Scholar Delker A, et al. Dosimetry for 177 Lu-DKFZ-PSMA-617: a new radiopharmaceutical for the treatment of metastatic prostate cancer. Eur J Nucl Med Mol Imaging. 2016;43(1):42–51. CAS Article Google Scholar Gosewisch A, et al. Patient-specific image-based bone marrow dosimetry in Lu-177-[DOTA 0, Tyr 3]-Octreotate and Lu-177-DKFZ-PSMA-617 therapy: investigation of a new hybrid image approach. EJNMMI Res. 2018;8(1):76. Article Google Scholar Download references Open Access funding enabled and organized by Projekt DEAL. Department of Nuclear Medicine, University Hospital, LMU Munich, Munich, Germany A. Gosewisch, M. Schleske, F. J. Gildehaus, I. Berg, L. Kaiser, J. Brosch, P. Bartenstein, A. Todica, H. Ilhan \u0026 G. Boning You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar You can also search for this author in PubMed Google Scholar Correspondence to H. Ilhan. All procedures performed in this study involving human participants were in accordance with ethical standards of the institutional and/or national research committee and with the 1964 Helsinki Declaration and its later amendments or comparable ethical standards. The retrospective evaluation was approved by the local ethic committee (20-178). Written informed consent was obtained prior to the exam. The authors declare that they have no conflict of interest. Springer Nature remains neutral with regard to jurisdictional claims in published maps and institutional affiliations. This article is part of the Topical Collection on Image of the month. Open Access This article is licensed under a Creative Commons Attribution 4.0 International License, which permits use, sharing, adaptation, distribution and reproduction in any medium or format, as long as you give appropriate credit to the original author(s) and the source, provide a link to the Creative Commons licence, and indicate if changes were made. The images or other third party material in this article are included in the article\u0027s Creative Commons licence, unless indicated otherwise in a credit line to the material. If material is not included in the article\u0027s Creative Commons licence and your intended use is not permitted by statutory regulation or exceeds the permitted use, you will need to obtain permission directly from the copyright holder. To view a copy of this licence, visit http://creativecommons.org/licenses/by/4.0/. Reprints and Permissions Gosewisch, A., Schleske, M., Gildehaus, F.J. et al. Image-based dosimetry for 225Ac-PSMA-I\u0026T therapy using quantitative SPECT. Eur J Nucl Med Mol Imaging (2020). https://doi.org/10.1007/s00259-020-05024-1 Download citation Received: 13 June 2020 Accepted: 31 August 2020 Published: 21 September 2020 DOI: https://doi.org/10.1007/s00259-020-05024-1