2021 AAPM Virtual 63rd Annual Meeting
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Session Title: Therapy: Adaptive Therapy AI Software Planning Systems
Question 1: Deformable image registration is often necessary due to the complex relationship between imaging acquired for the initial and adaptive radiation plan.
Reference:Brock, K., et al. (2017). Use of image registration and fusion algorithms and techniques in radiotherapy: Report of the AAPM radiation therapy committee task group no. 132. Medical Physics, 44(7), e43-e76.
Choice A:True
Choice B:False
Question 2: Adaptive radiation therapy requires which of the following key technologies:
Reference:Green, O., et al. (2019). Practical clinical workflows for online and offline adaptive radiation therapy. Seminars in Radiation Oncology, 29(3), 219-227.
Choice A:Imaging
Choice B:Quality Assurance
Choice C:Assessment
Choice D:Replanning
Choice E:All of the above
Question 3: Which of the following patient specific QA techniques cannot be used with online adaptive radiation therapy?
Reference:Reinders, S., et al. (2017). Online adaptive radiation therapy. International Journal of Radiation Oncology, Biology, Physics, 99(4), 994-1003.
Choice A:Trajectory log files
Choice B:EPID solutions
Choice C:Real-time dose monitoring
Choice D:QA phantom in the treatment beam
Question 4: All of the following are rationales for adapting a radiation treatment plan except:
Reference:Murphy, M., & Li, T. (2010). Introduction to image-guided and adaptive radiation therapy. In R. Timmerman & L. Xing (Eds), Image-guided and adaptive radiation therapy (p3-15). Lippincott Williams & Wilkins.
Choice A:Changes in the target volume
Choice B:Incorrect patient set-up
Choice C:Changes in OAR shape and/or position
Choice D:Systematic swelling and edema
Question 5: Which of the following is not a challenge to the implementation and clinical use of adaptive radiation therapy?
Reference:Bertholet, J., et al. (2020). Patterns of practice for adaptive and real-time radiation therapy (POP-ART RT) part II: Offline and online plan adaption for interfractional changes. Radiotherapy and Oncology, 153, 88-96.
Choice A:RTT training
Choice B:Uncertainty in dose accumulation
Choice C:Decreased workload
Choice D:Longer daily treatment times
Choice E:Limited image quality
Question 6: Adaptive radiation therapy can be performed at all of the timescales except:
Reference:Green, O., et al. (2019). Practical clinical workflows for online and offline adaptive radiation therapy. Seminars in Radiation Oncology, 29(3), 219-227.
Choice A:Post-treatment follow-up appointment
Choice B:Offline between fractions
Choice C:Real time during a treatment fraction
Choice D:Online immediately prior to a treatment fraction
Question 7: The impact of Artificial Intelligence (AI) on adaptive radiation therapy is likely to be insignificant.
Reference:Brock, K. (2019). Adaptive radiotherapy: Moving into the future. Seminars in Radiation Oncology, 29(3), 181-184.
Choice A:True
Choice B:False
Question 8: Adaptive radiotherapy has been clinically used in which of the following anatomical sites?
Reference:Glide-Hurst, C., et al., (2021). Adaptive radiation therapy (ART) strategies and technical considerations: A state of the art review from NRG Oncology, International Journal of Radiation Oncology, Biology, Physics, 109(4), 1054-1075.
Choice A:Head and Neck
Choice B:Prostate
Choice C:Cervix
Choice D:All of the above
Choice E:None of the above
Question 9: Off-line adaptative therapy is most appropriate in which of the following scenarios:
Reference:Bertholet, J., et al. (2020). Patterns of practice for adaptive and real-time radiation therapy (POP-ART RT) part II: Offline and online plan adaption for interfractional changes. Radiotherapy and Oncology, 153, 88-96.
Choice A:Weight-loss
Choice B:Cardiac motion
Choice C:Rectal filling
Choice D:Peristaltic motion
Question 10: AI generated contours are robust and do not require clinical review
Reference:Vandewinckele, L., et al. (2020). Overview of artificial intelligence-based applications in radiotherapy: Recommendations for implementation and quality assurance. Radiotherapy and Oncology, 153, 55-66.
Choice A:True
Choice B:False
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