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Fig. 4 | EJNMMI Radiopharmacy and Chemistry

Fig. 4

From: The various therapeutic applications of the medical isotope holmium-166: a narrative review

Fig. 4

Intrahepatic visualisation of 166Ho-microspheres after SIRT. T2-weighted MRI of the liver in a patient with several ocular melanoma liver metastases, outlined by coloured regions of interest (a). After SIRT, the distribution of 166Ho-PLLA-microspheres within the liver was visualized by single-photon-emission CT (b) and R2-weighted MRI (c). Reprinted from The Lancet Oncology, Vol. 13, Smits et al., Holmium-166 SIRT in patients with unresectable, chemorefractory liver metastases (HEPAR trial): a phase 1, dose-escalation study, 1025–1034, Copyright 2012, with permission from Elsevier

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