[PDF] Top 20 En torno a la concepción hegeliana de Europa
Has 10000 "En torno a la concepción hegeliana de Europa" found on our website. Below are the top 20 most common "En torno a la concepción hegeliana de Europa".
A method to verify sections of arc during intrafraction portal dosimetry for prostate VMAT.
... a VMAT arc consisting of a 200 mm × 200 mm aperture. The arc was delivered in both clockwise and counterclockwise directions and the actual image angle was taken to be 90° or 270° when the projection ... See full document
26
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.
... in-vivo portal dosimetry for hybrid IMRT and VMAT ...In-vivo portal dosimetry may be of the forward projection type, in which integrated images are predicted during treatment ... See full document
14
In-vivo EPID dosimetry for IMRT and VMAT based on through-air predicted portal dose algorithm.
... EPID dosimetry can be performed in many di ff erent ways, an overview of which is given in the literature review by Van Elmpt et ...EPID dosimetry several im- plementations have been developed each of which ... See full document
126
New frontiers in proton therapy: applications in cancers
... modulated arc therapy (VMAT), proton therapy can deliver similar or higher radiation doses to tumor target volumes with a 50%–60% reduction in integral or “total body” radiation dose ... See full document
5
A Study of Thermal Behaviour during Submerged Arc Welding
... In the last few decades, many researchers have reported on the transient temperature behavior during welding of plates considering a 2-D heat source. A classical solution for the traisient temperature field is ... See full document
20
Approach and assessment of automated stereotactic radiotherapy planning for early stage non-small-cell lung cancer
... predicted arc angle and an objec- tive function for an automated treatment plan is ...beam arc as well as objective functions that would operate without manual interven- ...this method to clinical ... See full document
14
Investigation of the mechanical performance of Siemens linacs components during arc: gantry, MLC, and electronic portal imaging device
... angle. EPID images were exported in digital imaging and communications in medicine (DICOM) format with 10 MU irradiations per image at 10 ° intervals, providing 37 images for an entire gantry rotation. Each set of ... See full document
6
A Half Arc Multiple Deep Inspiration Breath Hold Volumetric Modulated Arc Therapy for a Lung Tumor with 10 MV Flattening Filter Free Beams and an Image Sensor Measuring a Distance Map to Thorax Surface: An Initial Clinical Experience
... which method may provide the highest reproducibility of the tumor position among treatment planning CT imaging, pre-treatment tumor registration and beam delivery pe- ...registration. During the DIBH beam ... See full document
20
The Role of Adjuvant Radiotherapy for a Case of Primary Breast Sarcoma: A Plan Comparison between Three Modern Techniques and a Review of the Literature
... A 65-year-old woman, affected by a malignant fibrous histiocytoma (undifferentiated pleomorphic sarcoma) of the left breast, presented to our department to receive the postoperative radiotherapy. In the absence of ... See full document
72
Evaluation of Acute Toxicity and Dosimetric Parameters in High Risk Prostate Cancer Patients Treated by High Radiation Doses
... high-risk prostate cancer patients have demonstrated improvement in outcome and biochemical disease-free survival [1] [2] ...high-risk prostate cancer patients treated with Whole Pelvis Radiation Therapy ... See full document
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DICOM RT Plan Complexity Verification for Volumetric Modulated Arc Therapy
... the VMAT delivery consisted of a two- dimensional multiple-diode array detector (MapCHECK2 TM , Sun Nuclear Corporation, Melbourne, FL, USA) encased within a rectangular solid water phantom (MapPHAN2 TM , Sun ... See full document
121
In Vivo Dosimetry Method for Measuring Peak Surface Dose Using Radiochromic Films during Computed Tomography Scanning of the Sinus
... Purpose: During computed tomography (CT) helical scanning mode the pa- tient surface dose distribution is assumed to be non-uniform, therefore point dose measurement methods may lead to imprecise estimation of the ... See full document
29
An Application Of Ct Based Magat Gel Dosimetry To Measure 3D Dose Distribution
... gel dosimetry for measuring dose distribution in radiation ...for prostate cancer ...gel dosimetry was compared with that obtained by treatment planning computer (TPS) and EBT2 film ...film ... See full document
20
TBI Technique Improvements for Anesthetized Pediatric Patients Based on Near Miss Incident Reporting
... AP/PA method is straightforward and easily adopted by other clinics and achieves good dose uniformity for pediatric TBI patients who require anesthesia, usually ranging in age from infancy to 7 ...treatment ... See full document
62
The Prostate Care Questionnaire for Carers (PCQ C): reliability, validity and acceptability
... with prostate cancer tended to report smaller improvements than other cancer ...for prostate cancer patients was ...of prostate cancer care to relate to carers' reports of specific aspects of care, ... See full document
12
Towards on-line plan adaptation of unified intensity-modulated arc therapy using a fast-direct aperture optimization algorithm
... override method is easy to implement on available treatment planning systems, it cannot account for internal anatomical changes and it can be very time consuming to ...DIR method is less sensitive to the ... See full document
7
Radiotherapy of nasopharyngeal cancer using Rapidarc: dosimetric study of military teaching hospital Mohamed V, Morocco
... Methods: Between June 2013 and January 2015, thirty-two patients with non metastatic nasopharyngeal cancer were curatively treated using VMAT Rapidarc. Dose prescription was performed using two different ... See full document
57
<p>Estimation of radiotherapy modalities for patients with stage I-II nasal natural killer T-Cell lymphoma</p>
... irradiated during a radiation ...(FF-IMRT, VMAT, TH and TomoDirect[TD]) for patients with stage I-II NNKTCL, and provide guide for choosing reasonable treatment ... See full document
85
The Effect of Dose and Quality Assurance in Early Prostate Cancer Treated with Low Dose Rate Brachytherapy as Monotherapy
... planning dosimetry for permanent prostate implants is undertaken using trans-rectal ultrasound as it provides excellent imaging of the prostate in an intra- operative ...Post-implant dosimetry ... See full document
35
Risks of Radiation-Induced Secondary Cancer: Prostate Volumetric Arc Therapy (VMAT)
... following prostate radiotherapy with Volumetric Modulated Arc Therapy (VMAT) were ...investigated. Prostate plans called for 81 Gy in 45 fractions using 10 MV photon ... See full document
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