Meeting Report: Radiological Society of North America (RSNA) 2022

Published:

Key Points

  • The RSNA 108th Scientific Assembly and Annual Meeting was held in Chicago from November 27 through December 1, 2022.
  • Focused ultrasound—related abstracts addressed histotripsy, tumor ablation, and several indications, including bone, brain, musculoskeletal, pancreatic cancer, prostate cancer, and uterine fibroids.

RSNA’s 108th Scientific Assembly and Annual Meeting was held in Chicago from November 27 through December 1, 2022. There were at least 26 focused ultrasound–related abstracts, wherein attendees presented their research on histotripsy, tumor ablation, and several medical indications, including bone, brain, musculoskeletal, pancreatic cancer, prostate cancer, and uterine fibroids.

The 26 abstracts and on demand educational content that may be of interest to the focused ultrasound community are listed below by topic area. Use the RSNA Online Planner tool to search and read the full text for each presentation.

Bone
MR-guided High Intensity Focused Ultrasound (MRgHIFU) in the Treatment of Bone Metastases: Safety of Sensitive Structures within 1 cm from Target Lesion by Valerio D’Agostino, MD (poster)

Safety of MR-guided High Intensity Focused Ultrasound (MRgHIFU) in the Treatment of Osteoid Osteoma in Proximity of Sensitive Structures by Valerio D’Agostino, MD (oral presentation)

Brain
Ultra High-Field MRI (7T) of the Thalamic Ventral Intermediate Nucleus (VIM) to Validate 3T Diffusion Tractography and 3T Anatomical Targeting for MR-Guided Focused Ultrasound (MRgFUS) of Essential Tremor (ET) by Brynmor Jones, FRCR, MRCP (oral presentation)

How Diffusion Tensor Imaging Enables Direct Targeting for Focused Ultrasound Surgery by Hiroki Hori (on demand educational content)

Histotripsy
Impact of Non-invasive Histotripsy on Liver Tumor Treatment in a Rat Hepatocellular Carcinoma Model by Man Zhang, MD, PhD (oral presentation)

Histotripsy Treatment of Veins as a Mechanism of Endothelial Damage by Amanda R. Smolock, MD, PhD (poster)

A Phantom for Assessing Histotripsy Treatment Zones on Both Ultrasound and X-ray Imaging by Ayca Z. Kutlu, MD (poster)

History of Histotripsy: Bench to Clinical Translation by Nathan E. Loudon, MD (on demand educational content)

Musculoskeletal
In Vitro US-Triggered Drug Release from Polymer Film Pocket by Selin Isguven (poster)

MSK Interventions: How I Do It by Matthew D. Bucknor, MD (on demand educational content)

Pancreatic Cancer
Folfirinox plus High Intensity Focused Ultrasound for Pancreatic Ductal Adenocarcinoma: A Prospective Single Center Phase II Trial by Dong Ho Lee, MD (oral presentation)

Synergistic Anticancer Effect of Pulsed Focused Ultrasound with Ultrasound-Sensitive Nanoparticle IMP301 on Pancreas Cancer Xenograft Model by Soojin Kim, MD (poster)

Prostate
Assessing Temporal Changes in Multi-parametric MRI and Analyzing MR Thermometry Parameters in Patients with Prostate Cancer Treated by Transurethral Ultrasound Ablation (TULSA): A Four-year Follow-up Study by Ali Bassir, MD (oral presentation)

A Pilot Study of68Ga-PSMA11 and68Ga-RM2 PET/MRI for Evaluation of Prostate Cancer Response to High Intensity Focused Ultrasound (HIFU) Therapy by Heying Duan, MD (poster)

Customized MR-guided Transurethral Ultrasound Ablation (TULSA) for Treatment of Localized Prostate Cancer and Concurrent Benign Prostate Hyperplasia: A Single Centre Retrospective Analysis of One Hundred Patients by Leonhard Steinmeister, MD (poster)

MRI-Guided Focused Ultrasound (MRgFUS) Ablation for Localized Intermediate-Risk Prostate Cancer – Results of a Phase II Trial by Sangeet Ghai, MD (poster)

Focal MRI-Guided Transurethral Ultrasound Ablation (TULSA) in Men with Prostate Cancer: Lessons Learned in 60+ Patients by Daniel N. Costa, MD (on demand educational content)

MRI Guided Transurethral Ultrasound Ablation (TULSA) of Prostate: Initial Experience at Wellspan Hospital by Edward Steiner, MD (on demand educational content)

Post-Treatment Prostatic Cancer: How to Perform an Adequate Imaging Evaluation by Vivien Bonadio, MD (on demand educational content)

Minimally Invasive Image-Guided Treatment of Primary, Recurrent, and Metastatic Prostate Cancer by Daniel A. Adamo, MD (on demand educational content)

Minimally Invasive Prostate Cancer Treatments – An Update by Riddhi M. Borse, MD (on demand educational content)

Tumor Ablation
Low-Power MRgFUS Tumor Ablation upon Controlled Accumulation of Magnetic Nanoparticles by Cascade-Activated DNA Cross Linkers by Yi Zhu (poster)

Uterine Fibroids
Deep Learning Based Automatic Segmentation of the Uterus on T2-Weighted MRI for Volumetry in Patients with Uterine Fibroids Before and After High-Intensity Focused Ultrasound Therapy by Maike Theis, MSc (oral presentation)

The Role of Boosting Algorithms in Machine Learning in Predicting the Treatment Outcome of High-Intensity Focused Ultrasound Ablation of Uterine Fibroids: Most Informative Perfusion MRI Features by Bilgin Keserci, PhD (poster)

The Role of Machine Learning Algorithms in Predicting the Treatment Outcome of High-Intensity Focused Ultrasound Ablation of Uterine Fibroids with an Immediate Nonperfused Volume Ratio of at least 90% by Bilgin Keserci, PhD (poster)

Magnetic Resonance Guided Focused Ultrasound (MRgFUS) for Treatment of Uterine Fibroids: Patient Selection, Contraindications and Operative Execution by Monica Mattone, MD (on demand educational content)

See the Meeting Website >

Search the RSNA Online Planner Tool >