dosimetric parameters
Dosimetric Parameters Estimation for I-125 (model 6711) Brachytherapy Source
... Determining dose distribution around the applied sources in brachytherapy, especially ones with low-energy is so crucial in treatment designing. In this study dosimetric parameters of a brachytherapy source ...
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Predictive dosimetric parameters for gastrointestinal toxicity with hypofractioned radiotherapy in pancreatic adenocarcinoma
... Patients with PC were enrolled in this study between January 2014 and January 2015 with TOMO hypofractioned RT at the Department of Radiation Oncology, Air Force Gen- eral Hospital, People’s Republic of China. The main ...
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Evaluation of Acute Toxicity and Dosimetric Parameters in High Risk Prostate Cancer Patients Treated by High Radiation Doses
... dosemetric parameters and acute toxicity of dose-escalated whole pelvis (WP) Intensity Modulated Radiation Therapy (IMRT) and volumetric modulated arc therapy (VMAT) prostate boost following neoadjuvant and ...
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Dosimetric Characteristics of 103 Pd (Theragenices, Model 200) Brachytherapy Source
... The dosimetric parameters recommended by AAPM, TG-43U1 that are need for clinical brachytherapy treatment planning such as the air kerma strength, S k , dose rate constant, L, radial dose function, g(r) and ...
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... [27,28] and a majority of PBM is within the treatment field. Therefore, the HT toxicity is inevitable. The addition of chemotherapy to the RT further enhances the HT, with the consequence that many patients are not able ...
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Image based HDR brachytherapy using ultrasound in carcinoma of the cervix
... 20 patients of carcinoma cervix of stage II and III, treated with chemoradiation and intracavitary brachytherapy were assessed. Patients received external beam radiotherapy (EBRT) on Linear Accelerator to a total dose of ...
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Dosimetric Impact of Inter Fraction Variation in Interstitial HDR Brachytherapy
... the dosimetric impact of this ...the dosimetric impact in interstitial High Dose Rate (HDR) ...on dosimetric parameters was evaluated and ...
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Dosimetric Comparison of Volumetric Modulated Arc Therapy (VMAT), 5F Intensity Modulated Radiotherapy (IMRT) and 3D Conformal Radiotherapy (3DCRT) in Rectal Carcinoma Receiving Neoadjuvant Chemoradiotherapy
... Small bowel is the most important dose-limited organs in the setting of radiotherapy to rectal cancer. Radio- therapy might cause the acute and late toxicities such as diarrhea, dyspepsia, intestinal obstruction or ...
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Biological and dosimetric characterisation of spatially fractionated proton minibeams
... The aim of this work is to compare and contrast important dosimetric parameters (i.e., mean dose, valley and peak dose, EUD), with and without corrections for spatial variations in proton RBE (vRBE) and to ...
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Evaluation of the dosimetric differences in esophagitis induced from radiotherapy of lung cancer patients using three different radiation techniques
... Patients were placed in the supine and head first position on a wing board with both arms placed above the head for the treatment planning computed tomography (CT) scan on a Phillips Brilliance Big Bore CT with 16 ...
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Intensity-modulated radiotherapy for gliomas: dosimetric effects of changes in gross tumor volume on organs at risk and healthy brain tissue
... and dosimetric parameters between the initial and replanned IMRT were compared using the Wilcoxon two-related-sample test, and correlations between the initial GTV and the replanned target volumes were ...
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An Innovative Concept of High Dose Rate (HDR) Intracavitary Brachytherapy with an Intrauterine Inflatable Balloon for Endometrial Carcinoma
... carcinoma. Dosimetric analyses were performed using a single tan- dem, double tandem, Heyman capsules, and an inflatable intrauterine balloon to assess the dose homogeneity and conformality in the definitive ...
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Effect of EXAFS on the dosimetric related parameters
... In the present work, there is a good indication that even in the low photon energy region say that up to 15 keV the effective atomic number can be determined with greater accuracy but one should take into account of edge ...
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Thermoluminescence studies of calcium metaborate (CaB2O4) nanocrystals synthesized by solution combustion method
... The absorbed dose in soft biological tissue exposed to ionizing radiation can be determined more accurately if the dosimetric material has a similar atomic composition of human tissue with effective atomic number ...
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Remote Assessment of Cultural Heritage Environments with Wireless Sensor Array Networks
... The system described in this paper has the ability to assess both organic and inorganic materials. For example, varnish and mastic coated PQC crystals have already been successfully used in previous research to evaluate ...
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Effects of dosimetric inadequacy on local control and toxicities in the patients with T4 nasopharyngeal carcinoma extending into the intracranial space and treated with intensity-modulated radiotherapy plus chemotherapy
... some dosimetric inadequacy, may still mitigate the probability of devas- tating complications and other adverse effects without compromising disease ...of dosimetric inadequacy on local control and ...
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Optical determination of the width of the band tail states, and the excited state and ground state energies of the principal dosimetric trap in feldspar
... Please cite this article as: Riedesel, S., King, G.E., Prasad, A.K., Kumar, R., Finch, A.A., Jain, M., Optical determination of the width of the band-tail states, and the excited state and ground state energies of the ...
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Helical tomotherapy provides efficacy similar to that of intensity-modulated radiation therapy with dosimetric benefits for endometrial carcinoma
... pelvic irradiation followed by brachytherapy, the normal- ized total dose for the planning target volume was similar in both groups (P = 0.93). The benefits of dose-volume histogram data in helical tomotherapy were ...
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Quality assurance of modern image guided 3D-conformal radiotherapy treatments
... The retrospective study on machine and patient specific quality assurance has shown the probable uncertainties and errors in dose delivery of modern radiotherapy treatments. The results revealed that all the ...
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Personalized predictive lung dosimetry by technetium-99m macroaggregated albumin SPECT/CT for yttrium-90 radioembolization
... physical parameters such as age, body weight, or height, modern personalized medicine encourages clinicians to pursue patient-specific measurements for individualized therapeutic ...
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