Image guided radiotherapy
Image Guided Radiotherapy Dose Escalation in Intermediate and High Risk Cancer Prostate Patients and Its Effect on Treatment Toxicity
... Spratt conducted a study comparing tumour control and toxicity outcomes with the use of high-dose IMRT alone or brachytherapy combined with IMRT (combo-RT) for patients with intermediate-risk prostate cancer. The ...
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The Application of Image Guided Radiotherapy on the Precision of Intensity Modulated Radiotherapy in Patients with Locally Advanced Rectal Cancer
... modulated radiotherapy (IMRT) has shown the property of higher dose coverage to the plan target volume (PTV) and lower dose irradiation to the adjacent normal critical tissues such as bladder and small intestine; ...
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Scapula alata in early breast cancer patients enrolled in a randomized clinical trial of post surgery short course image guided radiotherapy
... Our institution conducted, from 2007 to 2011, the TomoBreast randomized clinical trial which compared post-operative short-course image-guided radiotherapy (IGRT) with conventional ...
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Image Guided Radiotherapy (IGRT) Comparison between Cone Beam CT and Ultrasound System for Prostate Cancer
... Abstract The aim of this study is to evaluate two different Image Guided RadioTherapy (IGRT) methods during 38 fractions of one prostate cancer patient's treatment. Prostate cancer patient was ...
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Evaluation of an anthropomorphic male pelvic phantom for image-guided radiotherapy
... We have evaluated a new anthropomorphic male pelvic phantom for image-guided radiotherapy applications. The phantom has been shown to be a visual and quantitative representation of human data. ...
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Feasibility of Tomotherapy-Based Image-Guided Radiotherapy to Reduce Aspiration Risk in Patients with Non-Laryngeal and Non-Pharyngeal Head and Neck Cancer
... Tomotherapy-based image-guided radiotherapy (IGRT), we had demonstrated that IGRT may significantly reduce the larynx, middle and inferior pharyngeal doses in non-laryngeal and non-hypopharyngeal ...
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Evaluation of erectile potency and radiation dose to the penile bulb using image guided radiotherapy in the CHHiP trial
... prostate radiotherapy techniques and dose fractionation ...hypofractionated radiotherapy (CHHiP), the long term side effects were similar with 2Gy and 3Gy fractionation schedules ...modern ...
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IMPLEMENTATION,VALIDATION AND APPLICATION OF AN AUTOMATED MOTION CORRECTION ALGORITHM IN HEPATIC PERFUSION CT FOR IMAGE-GUIDED RADIOTHERAPY
... For help in data acquisition and processing I would like to extend a heartfelt thank you to Kevin Sinclair for helping in processing patient scans and distilling patient charts into useful mineable data. I would like to ...
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Health technology assessment of image-guided radiotherapy (IGRT): A systematic review of current evidence
... This study shows low benefits about do- simetry of using IGRT in prostate cancer patients’ repositioning states, but lower ra- diation to the areas around lesion without increasing the costs is assumed as clinical ...
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Realizing the potential of magnetic resonance image guided radiotherapy in gynaecological and rectal cancer.
... A number of planning studies in cervix radiotherapy have simulated the benefit of on-line re- planning (7, 68, 69). One study of 33 patients compared a 3 mm PTV margin plan without re- planning, with an automated ...
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Dosimetric investigation of image-guided radiotherapy for prostate cancer using cone-beam computed tomography
... 37 consecutive CBCT scans from a patient undergoing radical prostate radiotherapy with daily IGRT were included. The total dose delivered was 74 Gy in 37 fractions using 7-field IMRT. The CBCT settings used were ...
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A randomised assessment of image guided radiotherapy within a phase 3 trial of conventional or hypofractionated high dose intensity modulated radiotherapy for prostate cancer.
... Set up displacements were not displayed or stored consistently between manufacturers. Some systems reported the physical couch shift required (e.g. -0.5cm vertical), while others converted this to a displacement ...
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Image Guided Radiotherapy Workflow for Localized Prostate Cancer : A Hybrid Solution for A Better Therapeutic Outcome
... protocol. Approximately 39.6% of observed patient positioning setup (using gold markers) needed corrections prior to treatments as compared 56.8% when matched on bony anatomy. The rectal dose was significantly reduced in ...
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Super-resolution T2-weighted 4D MRI for image guided radiotherapy.
... A limited number of healthy volunteers were scanned and might not be representative of lung cancer patients, since patients may exhibit less regular respiratory patterns due to compromised lung function. In this work a ...
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Clinical reasoning in image guided radiotherapy: A multimethod study
... The limitations of this study must however be acknowledged with evaluating the findings. The observational analysis cannot be sufficiently generalised to make any firm statements on the impact of experience on process, ...
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Fiducial markers in prostate cancer image-guided radiotherapy
... volved image IGRT system that provides treatment and correct any d treatment pos captured by m of energy, Co EPIs have a p the prostate p surrogate of radiopaque fid a proxy of th evaluate the e ing in prostat ...
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Adaptive image-guided radiotherapy strategies for implementation of IMRT in gynaecological malignancies
... Some of the gynaecological patients within the study had brachytherapy in addition to external beam radiotherapy. Methods to combine DVHs of the external beam and brachytherapy data were sought, however a robust ...
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Effect of image-guided hypofractionated stereotactic radiotherapy on peripheral non-small-cell lung cancer
... of image-guided hypofractionated radiotherapy and conventional fractionated radiotherapy on non-small-cell lung cancer ...B. Image-guided radiotherapy (IGRT) and ...
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Image Guided Intensity Modulated Radiotherapy in Head and Neck Cancer.
... once image acquisition has been ...delivering image-guided radiotherapy to patients w ith head and neck ...as radiotherapy planning to nasopharyngeal tum ours is frequently complex due ...
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MRI-guided prostate adaptive radiotherapy - A systematic review.
... escalated radiotherapy improves outcomes for men with prostate cancer ...any radiotherapy delivery is however limited by multiple factors: organ delineation, set up error and inter-/intra-fraction organ ...
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