2020 Joint AAPM | COMP Virtual Meeting
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Session Title: Joint AAPM-ESTRO Symposium: Adoption of Artificial Intelligence in Clinical Radiotherapy Practice
Question 1: Commissioning AI auto-contouring software demonstrates that the software will produce acceptable contours for clinical use. True or False?
Reference:Commission can be used to demonstrate acceptable performance on a range of data from an institution. While the commission process can be used to identify combinations of imaging/patient types for which is unsuitable, the process cannot be relied on to show acceptable performance on any patient. “All segmentations should be carefully reviewed and approved by the local clini- cal staff (eg radiation oncologists) before use in a treatment plan.” [Cardenas et al. Advances in autosegmentation. Seminars in Radiation Oncology 2019;29(3):185-197]
Choice A:true
Choice B:False
Question 2: What is the which of these is barrier to clinical adoption of Deep Learning Contouring for OARs?
Reference:Feng M et al. Machine learning in radiation oncology: opportunities, requirements, and needs. Frontiers in oncology. 2018;8:110 e.g Lustberg T et al. Clinical evaluation of atlas and deep learning based automatic contouring for lung cancer. Radiotherapy and Oncology. 2018;126(2):312-7].Cardenas et al. Advances in auto-segmentation. Seminars in Radiation Oncology 2019;29(3):185-197
Choice A:Not enough evidence/validation of the efficacy of the technology
Choice B:Professional and institutional culture
Choice C:Lack of explainability of AI
Choice D:All of the above
Choice E:None of the above
Question 3: Key considerations for the safe deployment of automated treatment planning are
Reference:Training is necessary to educate end users about potential failure modes, the impact of these failures on patients, and the need for manual review of the plans to prevent these failures. Manual plan checks, including physician review, is necessary to catch failures. Automated QA can substantially mitigate the risks of automated planning. Reference: Kisling et al, A risk assessment of automated treatment planning and recommendations for clinical deployment, Medical Physics 46(6) 2567-2574, 2019
Choice A:Training, and automated QA to replace manual plan checks
Choice B:Training, manual plan checks, automated QA are all important
Choice C:Automated planning removes the need for training
Choice D:Automated QA removes the need for training
Question 4: Automated contouring based on convolutional neural networks can be used to identify what percentage of contours that would require minor and major edits is
Reference:The proportion of clinically unacceptable contours that are correctly detected are 99/80%, on average, for contours with minor and major edits. Reference: Rhee et al, Automatic detection of contouring errors using convolutional neural networks, Medical Physics 46(11), 5086-5097, 2019
Choice A:50% and 90%, respectively
Choice B:50% and 80%, respectively
Choice C:80% and 99%, respectively
Choice D:80% and 90%, respectively
Question 5: AI development in medicine/oncology requires
Reference:Patient consent, institutional support, data governance technology, statistical learning algorithms are needed for first data gathering and then for data analysis to develop AI strategies.
Choice A:Patient consent
Choice B:Institutional support
Choice C:Data governance technology
Choice D:Statistical learning algorithms
Choice E:All of the above
Question 6: The most important feature in quantitative image analysis for cancer prediction is often
Reference:I. Zhovannik, J. Bussink,A. Dekker ,R. Fijten, R. Monshouwer. Bias in Textural Radiomics. Int J. Rad. Oncol. Biol. Phys VOLUME 105, ISSUE 1, SUPPLEMENT , S118-S119, SEPTEMBER 01, 2019 I. Zhovannik J. Bussink A. Dekker R. Fijten R. Monshouwer
Choice A:Wavelet textural feature.
Choice B:Intensity histogram.
Choice C:Volume.
Choice D:Sphericity.
Choice E:None of the above.
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