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Evaluating 177Lu-PSMA-I&t Reconstruction Parameter Influences on Image Quality and Quantification

Authors: Martin Auerbach, Jeremie Calais, Johannes Czernin, Magnus Dahlbom, Zachary Ells, Adrien Holzgreve, Koichiro Kimura, Karam Masri, Catherine (Caffi) Meyer, David Sennung

Affiliation: Department of Nuclear Medicine, UCLA, UCLA, University of California, Los Angeles

Abstract Preview: Purpose: Lutetium-177 PSMA SPECT/CT imaging offers the possibility of qualitative image analysis for tumor response assessment and quantitative image analysis for individualized dosimetry. However, th...

Impact of Tumor-to-Normal Ratio and Glass Microsphere Particle Density on Local Progression-Free Survival Following Lobar Yttrium-90 Radioembolization

Authors: Jason Chiang, Magnus Dahlbom, Veronica Hankil, Xinyi Li, Catherine (Caffi) Meyer, Kyung Hyun Sung

Affiliation: UCLA, University of California, Los Angeles

Abstract Preview: Purpose:
Yttrium-90 (90Y) radioembolization is a well-established therapy for large or multifocal liver tumors. Accurate dosimetry is critical but remains challenging, as low particle density risks...

Reconstructing PET Image Data

Authors: Catherine (Caffi) Meyer

Affiliation: UCLA

Abstract Preview: N/A...

SPECT/CT Multimodal Segmentation of Bone Marrow for Theranostic Dosimetry

Authors: Tommaso Frigerio, Joshua Genender, John M. Hoffman, Catherine (Caffi) Meyer

Affiliation: UCLA, David Geffen School of Medicine at UCLA

Abstract Preview: Purpose: Accurate bone marrow segmentation is required for bone marrow dosimetry to monitor for dangers in PSMA-Lu177 radioligand therapy. We introduce a hybrid (AI/semantic knowledge) segmentation pi...

The Basics of Commissioning Radiopharmaceutical Dosimetry—Taking Your Rpt Program to the Next Level