intensity modulated treatment field
Comparative Study Between Field-In-Field And Intensity Modulated Radiotherapy Techniques In Treatment Of Breast Cancer
... four field hybrid IMRT plan ...breast treatment were compared and found that the counts were approximately 60% more with the IMRT technique using small beamlets than with the FiF technique ...
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Intensity Modulated Proton Therapy as a Boost Treatment after Prostate Seed Implant: A Treatment Planning Study
... IMRT, intensity modulated proton ther- apy (IMPT) is a treatment delivery technique based on inverse planning ...The treatment planning system (TPS) evaluates the cost function of IMPT plan, ...
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Dosimetric verification of pre-treatment intensity modulated radiation therapy in the commissioning process
... The results showed that as the modulation index of the IMRT plan increased, the gamma value per field verification also increased. It has been shown that the percentage of points which passed the gamma criteria of ...
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A comparison between cobalt and linear accelerator-based treatment plans for conformal and intensity-modulated radiotherapy
... The CTV in this case consisted of the prostate plus seminal vesicles, to which a 10 mm margin was added in three dimensions to create the PTV. The prescribed dose was 70 Gy. The main OAR of concern was the rectum, ...
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Intensity Modulated Radiotherapy (IMRT) in the Planning of Hypofractionated Treatment in Head and Neck Tumors
... the Intensity Mod- ulated Radiotherapy (IMRT) is a new advance in this ...a treatment technique with a hypofractionation of the ...the treatment and one month ...to treatment at the primary ...
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Quality of treatment plans and accuracy of in vivo portal dosimetry in hybrid intensity-modulated radiation therapy and volumetric modulated arc therapy for prostate cancer.
... mm field delivered by 100 segments of 3 MU each, compared to a single delivery of 300 MU, with the accelerator output measured by an ionisation chamber as a reference [20, ...
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Early Experience of Tomotherapy-based Intensity-modulated Radiotherapy for Breast Cancer Treatment
... With left-sided breast radiotherapy, as shown in Fig. 3, it can be appreciated that encompassing the target volume (as it curves around the chest wall) with tangents (super- imposed in yellow) would result in significant ...
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Treatment outcome of localized prostate cancer by 70 Gy hypofractionated intensity-modulated radiotherapy with a customized rectal balloon
... radiation treatment field, thereby exposing it to a minimal radiation dose and reducing the rectal ...actual treatment situation, because the rectal balloon must be inserted for each ...
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Comparative Study between Field in Field and IMRT Techniques in Prostate Cancer Radiotherapy: A Treatment Planning Study
... the treatment beam to improve the composite dose distribution. The treatment criteria for plan optimization are determined by the planner and the optimal intensity profiles for a given set of beam ...
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Intensity-modulated radiation therapy (IMRT): a clinical reality for cancer treatment, "any fool can understand this". The 2004 Silvanus Thompson Memorial Lecture.
... of intensity will be generated if a pair of jaws moves from a position of total closure one side of a field to total closure at the other side, varying the width between the jaws en ...the intensity ...
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Comparison of photon volumetric modulated arc therapy, intensity-modulated proton therapy, and intensity-modulated carbon ion therapy for delivery of hypo-fractionated thoracic radiotherapy
... IMPT and IMCIT plans were generated with multi-field optimization (MFO) by using the Syngo® PT Planning System v10 (Siemens. Erlangen, Germany). The effective dose calculation model (Local Effect Model, LEM) was ...
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The Impact of Small Field’s Off Set on Output Factor in Intensity Modulated Radiation Treatment
... DOI: 10.4236/ijmpcero.2017.64039 435 Int. J. Medical Physics, Clinical Engineering and Radiation Oncology metrically collimated fields that is placed on central axis or its off-set is mostly required. Generally, the ...
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Quality Control of Intensity Modulated Radiation Therapy (IMRT)
... the treatment couch to provide a platform for the ...tested field which has the size of ...in intensity and in Test: 2 the match-lines between the 4 cm wide fields were straight and approximately ...
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Angled Field-In-Field as a new advanced radiotherapy treatment planning technique A dosimertic and treatment planning study
... FIF: Field-In-Field, IMRT: Intensity-Modulated Radiation Therapy, NAFIF: Non-Angled Field-In-Field, 2D-Array: 2- Dimintional Ionization Chamber Array CRT: Conformal Radiation ...
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<p>Intensity-modulated carbon-ion radiation therapy versus intensity-modulated photon-based radiation therapy in locally recurrent nasopharyngeal carcinoma: a dosimetric comparison</p>
... real treatment plans which were delivered to patients were designed on the Siemens Syngo planning system while the control plans for dosimetric comparison were generated from the Varian Medical ...
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Clinical effectiveness, toxicity, and failure patterns of helical tomotherapy for postoperative oral cavity cancer patients
... During CCRT, there was no grade 3 acute toxicity for xeros- tomia or body-weight loss. The rates of grade 3 dermatitis, mucositis, dysphagia, anemia, leucopenia, and thrombocy- topenia were 11%, 34%, 13%, 2%, 9%, and 0%, ...
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Treatment with Intensity Modulated Radiation Therapy (IMRT) and Chemotherapy in Advanced Inoperable Non Small Cell Lung Cancer (NSCLC): Toxicity, Survival and Patterns of Failure in Relation to Treatment with High and Low Radiation Dose
... of treatment to death, where living patients are censored at their last known follow-up ...of treatment to either recurrence (local, regional or distant) or death, where a patient is censored at the time of ...
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Evaluation of the effects of dental filling material artifacts on IMRT treatment planning in patient with nasopharyngeal cancer
... 4. Shimamoto H, Sumida I, Kakimoto N, Marutani K, Okahata R, Usami A, et al. (2015) Evaluation of the scatter doses in the direction of the buccal mucosa from dental metals. Journal of applied clinical medical physics, ...
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EURO. Address Telephone Cell Phone. Date of Birth Place of Birth. Gender female. English: fluent. Local. Connaissance.
... Treatment of prostate and pelvic lympho-nodes with intensity modulated radiation therapy (IMRT) for prostate cancer: evaluation of acute and late toxicity.. XVI Congresso Nazionale AIR[r] ...
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Optimizing Respiratory Gated Intensity Modulated Radiation Therapy Planning and Delivery of Early-Stage Non-Small Cell Lung Cancer
... A summary of the six different fields used for HN.6 with their respective couch, gantry, and collimator angles is given in Table A-2. Beams are added according to the class solution with fixed jaw sizes based on the PTV ...
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