2024-2025 CBG Webinars
Funding for this webinar curriculum was provided through TERSERA
Isotopes and Dose calculation Calculations Algorithms
M. Wronski
September 16, 2024
Objectives:
Review most common isotopes used for HDR, LDR, and VLDR brachytherapy
Review sealed and unsealed sources and impact on designing a brachytherapy program
Brief overview of dose calculation algorithms and treatment planning systems
Radiobiology of Brachytherapy
G. Morton, E. Vigneault
October 7, 2024
Objectives:
Compare and contrast differences in dosimetric implications of brachytherapy and EBRT
Review fundamentals of radiobiology and impact of radiation on tumours and normal tissues
Review differences in HDR and LDR sources on tumour control and tissue complications
Classic Systems: Manchester and Paris
G. Morton
October 28, 2024
Objectives:
To plan a single plane implant using Manchester and Paris Systems
Apply these underlying principles to volume implants
Assess how these systems can inform modern implant techniques
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Prostate LDR Brachytherapy: Planning, Techniques, Correction of Suboptimal Implants
M. Keyes, K. Martell, E. Vigneault
November 18, 2024
Objectives:
Review implant technique - How do I do it?
Discuss LDR pre-planning and intraoperative planning
Incorporation of advanced imaging in pre-planning LDR implants - rigid vs cognitive fusions
Discussion around correction of poor implant/dosimetry
Prostate HDR Brachytherapy: Techniques, Optimization, Imaging
M. Corkum, A.G. Martin, R. Glicksman, R. Weersink
November 25, 2024
Objectives:
Review implant technique - How do I do it?
Importance of TRUS position and its impact on needle implantation
Incorporation of advanced imaging (MRI/PET) in planning - rigid vs cognitive fusions
Review some dosimetry and implant corrections
GYN Intracavitary and Hybrid Applicators
J. Croke, N. Shahid, M. Serban
December 16, 2024
Objectives:
Introduce all different applicator types - ring/tandem, tandem/ovoid, venzia, vienna etc
Review intraoperative image guidance
Review basic procedure technique - how do I do it?
Review dosimetry and implant corrections - show examples of under/over dosimetry with intracavitary
Penile Brachytherapy
J. Crook, D. Batchelar
January 20, 2025
Objectives:
Explain how the rules of the Paris system are still relevant to design an implant, guide needle placement and evaluate homogeneity.
Brief review of published experience for LDR, PDR and more recently HDR brachytherapy.
Provide tips on avoidance and management of the most common side effects of penile brachytherapy, meatal stenosis and soft tissue ulceration/necrosis.
Describe the technical modifications for transitioning from an LDR approach to HDR.
Describe applicators for surface and interstitial implants.
Review CT-based treatment planning principles and objectives.
Review pre-treatment QA.
Skin Brachytherapy
T. Barnes, A. Rembielak M, Paudel
March 3, 2025
Objectives:
Why skin brachytherapy vs other techniques (ortho, electrons or EBRT)
Overview of workflow - simulation, planning, 3D printing if used
Different types of skin brachytherapy techniques - customized vs commercial applicators
Toxicities of skin brachytherapy
Eye Brachytherapy
D. Roberge
March 17, 2025
Objectives:
Describe indications for brachytherapy
Isotopes and materials used in plaque brachytherapy
Workflow and technique
Toxicities
Rectal Brachytherapy
T. Vuong
April 21, 2025
Objectives:
Data for rectal brachytherapy
Which patients are candidates
Which brachytherapy techniques can be used – intraluminal, single channel, multi-channel, interstitial? Contact brachytherapy
How to setup a rectal brachytherapy program?