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Results for "implants placed": 4 found

An Investigational, or-Based Imaging Method for Reconstructing Catheters in Image-Guided HDR Brachytherapy

Authors: Margaret Cunningham Barker, Michael E. Campbell, Peyman Kabolizadeh, A. Nisar Syed, Randy Wei, Lisa M. Wilson-Turner

Affiliation: Memorial Radiation Oncology Medical Group, MemorialCare Todd Cancer Institute

Abstract Preview: Purpose:
Interstitial HDR treatment planning can be time-consuming, with substantial time spent waiting for the patient’s arrival and performing manual tasks, such as contouring ROIs and catheter r...

Assessing Dose Enhancement and Shadowing Effects in Head and Neck Cases with Titanium Mandibular Implants

Authors: Sarah A. Ashmeg, Travis James McCaw, Joseph Shields, Matthew Spector, Christopher Tyerech, Christopher T Wilke

Affiliation: UPMC Hillman Cancer Center, UPMC Hillman Cancer Center and University of Pittsburgh School of Medicine, Department of Radiation Oncology, UPMC Hillman Cancer Center, Department of Radiation Oncology, University of Pennsylvania, UPMC

Abstract Preview: Purpose: Patients with oral cavity cancer often undergo surgical extirpation prior to radiation, and surgical implants are utilized to reconstruct the resulting defect. This study dosimetrically evalu...

Improvement of Spine Phantom for MR Imaging of the Spine

Authors: Richard Dortch, Thammathida Ketsiri, Zhiqiang Li, Shiv P. Srivastava

Affiliation: Barrow Neurological Institute, Dignity Health Cancer Institute, St. Joseph's Hospital & Medical Center

Abstract Preview: Purpose: Imaging the spinal cord post-surgery is challenging due to metal surgical implants, which induce signal loss and geometric distortions. Together, this hinders the visualization of the spinal ...

The Impact of Implant Position and Different Radiotherapy Techniques on Dosimetry in Post-Mastectomy Breast Reconstruction for Breast Cancer

Authors: Xiu tong Lin

Affiliation: Department of Radiation physics and technology, Shandong Second Provincial General Hospital

Abstract Preview: Purpose: To compare the dosimetric differences between the photon and proton plans and between the different target according to the placement of the implants for patients undergoing radiotherapy afte...