proton beam radiation therapy
The effectiveness and safety of proton beam radiation therapy in children with malignant central nervous system (CNS) tumours: protocol for a systematic review
... To date, a number of case series studies have assessed the effectiveness, safety or long-term treatment sequelae of the use of proton RT in children with different malignant CNS tumours. These have included ...
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Radiation Necrosis Versus Glioma Recurrence: Conventional MR Imaging Clues to Diagnosis
... received proton beam radiation therapy as a primary treatment technique for biopsy-proven high-grade intracranial intrapa- renchymal gliomas and who had possible recurrent glioma versus ...
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CURRENT CONCEPTS IN THERAPY OF UVEAL MELANOMA
... Proton beam therapy of uveal melanoma is one of the best treatment modalities allowing excellent tumor control and good survival, but thebelevated costs and very few centers available around the ...
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Robustness Evaluation of a Novel Proton Beam Geometry for Head and Neck Patients Treated with Pencil Beam Scanning Therapy
... and Radiation Oncology ties, so more normal tissue volume distal to the PTV receives the prescribed ...However, Proton could provide significant sparing when no direct overlap occurs, such as for patient ...
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Proton therapy for early stage prostate cancer: is there a case?
... the physical properties of protons that confer a dosimetric advantage and make using PBT as a source of therapeutic radiation attractive. This physical property results in the majority of energy deposited at the ...
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In Vivo Dosimetry of an Anthropomorphic Phantom Using the RADPOS for Proton Beam Therapy
... The radiation positioning system (RADPOS) combines an electromagnetic positioning sensor with metal oxide semiconductor field-effect transistor (MOSFET) dosimetry, enabling simultaneous on- line measurement of ...
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Proton beam therapy for a patient with large rhabdomyosarcoma of the body trunk
... local therapy of surgery with or without ...radio- therapy, and thus radiotherapy is used in most ...of radiation doses of 30, 35, and 50 Gy for the total, two-thirds, and one-third of the liver, re- ...
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Systematic review of methodology used in clinical studies evaluating the benefits of proton beam therapy Clinical and Translational Radiation Oncology
... The number of retrospective studies appears to have increased over time and 19% (25/130) of authors of retrospective studies recommended the need for prospective analyses. Although the analysis of retrospective data may ...
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Investigation of irregular radiation field-based proton therapy using conformal dose layer stacking method
... dose delivery pattern illustrated in figure 7(b). As exhibited in figure 7(b), dose delivery is realized in a segment shape-by-segment shape pattern. The segments required by delivering sufficient doses to the tumor were ...
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A systematic review of health economic evaluations of proton beam therapy for adult cancer: Appraising methodology and quality
... wider radiation oncology literature, sug- gesting this is not a problem exclusive to PBT, whilst the lack of external validation is a perennial problem within HEE [31,32,35] Through greater transparency and ...
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Complications from Plaque versus Proton Beam Therapy for Choroidal Melanoma: A Qualitative Systematic Review
... plaque therapy”, “visual outcomes AND choroidal melanoma AND plaque therapy”, “visual acuity AND choroidal melanoma AND plaque therapy”, “eye preser- vation AND choroidal melanoma AND plaque ...
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Proton beam therapy: clinical utility and current status in prostate cancer
... This review restricts its focus to PrT for CaP. Given the unique physical properties and superior dosimetric parameters, protons do offer a theoretical advantage to photons and elec- trons in delivering higher ...
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Proton beam therapy in non-small cell lung cancer: state of the art
... ation and motion reduction is mandatory for patients with lung cancer treated by PBT. To evaluate respiratory tumor movement, four-dimensional (4D) computed tomography (CT) is necessary. A 4D-CT enables the ...
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Chordoma dedifferentiation after proton beam therapy: a case report and review of the literature
... of radiation, which creates a difficulty when treating clival tumors because the adjacent structures are critical and radiosensitive ...[8]. Proton beam therapy is used to deliver high doses ...
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A critical appraisal of the clinical utility of proton therapy in oncology
... uniform proton RBE value applies to both tumors and healthy tissues, proton radiation itself does not provide a biological ...of proton beam radiation comes from the physical ...
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Long-term follow-up of anatomical and functional macular changes after a single intravitreal implant of dexamethasone 0.7 mg for radiation macular edema secondary to proton beam therapy for choroidal melanoma
... Patient and methods: Retrospective data of a 46-year-old woman treated with a single intra- vitreal injection of dexamethasone for radiation maculopathy due to proton beam radiotherapy were ...
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Protective Effects of Delphinidin against Proton Beam Induced Damage in Human Colon-Derived CCD-18Co Cells
... Keywords: delphinidin, radiation protective agent, proton beam therapy, CCD-18Co cells, reactive 26.. oxygen species, antioxidant enzyme, DNA damage 27.[r] ...
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Proton beam therapy for cancer in the era of precision medicine
... in the study. For treatment of regions in the naso- pharynx or oropharynx with the bilateral neck, PSPT seemed to have difficulty achieving high-dose conformal- ity, whereas IMPT has clear dosimetric advantages, pro- ...
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Biological Dose Estimation Model for Proton Beam Therapy
... of beam range (as the energy decreases) that could increase the biological effect of proton radiation in the distal regions of the dose deposition [15] [19] ...monoenergetic proton beams have ...
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Cancer and Its Root Causes - A Historical Analysis
... that radiation could cause cancer as well as cure it. Now several radiation therapies are being used, these include: (a) conformal proton beam therapy (proton beam will be ...
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