Báo cáo khoa học: " Does Intensity Modulated Radiation Therapy (IMRT) prevent additional toxicity of treating the pelvic lymph nodes compared to treatment of the prostate only?" ppt
... Abstract Background: To evaluate the risk of rectal, bladder and small bowel toxicity in intensity modulated radiation therapy (IMRT) of the prostate only compared to additional irradiation of the pelvic lymphatic ... Access Research Does Intensity Modulated Radiation Therapy (IMRT) prevent additional toxicity of treating the p...
Ngày tải lên: 09/08/2014, 09:22
... application of highly conformal treatment approaches, such as intensity- modulated radiation therapy (IMRT), to reduce dose to adjacent organs-at-risk in the treatment of carcinoma of the rectum. Therefore, ... tissues. The bladder was contoured according to the CT simulation scan. The femoral heads/necks contours consisted of the bilateral femoral head...
Ngày tải lên: 09/08/2014, 09:20
... M, Morris J, Otto K: Volumetric modulated arc therapy for delivery of prostate radiotherapy: comparison with intensity- modulated radiotherapy and three-dimensional conformal radiotherapy. Int J ... CI represented the dose fit of the PTV relative to the volume covered by the prescribed isodose line. The smaller and closer the value of CI is to 1, the better t...
Ngày tải lên: 09/08/2014, 09:20
Báo cáo khoa học: " RapidArc, intensity modulated photon and proton techniques for recurrent prostate cancer in previously irradiated patients: a treatment planning comparison study" doc
... IMRT: intensity modulated radiation therapy; RT: radiation ther- apy; IMPT: intensity modulated proton therapy; GTV: Radiation Oncology 2009, 4:34 http://www.ro-journal.com/content/4/1/34 Page 10 of 11 (page ... Morris J, Otto K: Volumetric modulated arc ther- apy for delivery of prostate radiotherapy. Comparison with intensity modulated radiotherapy and three-dime...
Ngày tải lên: 09/08/2014, 10:20
Báo cáo khoa học: " Hypofractionated intensity modulated irradiation for localized prostate cancer, results from a phase I/II feasibility study" ppsx
... hypofractionated schedule of 25 frac- tions of 2.64 Gy to a total dose of 66 Gy in five weeks to acute GI toxicity in all 38 patientsFigure 2 acute GI toxicity in all 38 patients. Acute GI toxicity ... lowest value of sexual symptoms scores was reached probably due to the concurrent use of HT with radiotherapy. Two and three years later a value of 40 (compared with...
Ngày tải lên: 09/08/2014, 10:21
Báo cáo khoa học: "Target splitting in radiation therapy for lung cancer: further developments and exemplary treatment plans" pps
... to macroscopically involved nodes. In contouring of the organs at risk, the GTV is excluded from the lung volume, the heart is contoured from about 1 cm below the level where the lower edge of the pulmonary ... by the dose given to the nodes, not to the primary tumor and because target splitting has a capability also to spare the esophagus. In our experienc...
Ngày tải lên: 09/08/2014, 10:20
Báo cáo khoa học: " Patient information in radiation oncology: a cross-sectional pilot study using the EORTC QLQ-INFO26 module" ppsx
... information handed out to patients at the Dept. of Radiation Oncology at the time of the study was the information part of the informed consent form. Free bro- chures from the German Cancer Aid ... importance as a source of information for cancer patients [13-16]. The aim of the present study was to evaluate the percep- tion of cancer patients undergoing ra...
Ngày tải lên: 09/08/2014, 10:20
Báo cáo khoa học: " Standard fractionation intensity modulated radiation therapy (IMRT) of primary and recurrent glioblastoma multiforme" ppt
... Y: Comparison of postoperative radiotherapy and combined postoperative radiotherapy and chemotherapy in the multidisciplinary management of malignant gliomas. A joint Radiation Ther- apy Oncology ... no case was therapy aborted prematurely secondary to acute toxicity attributable to therapy. Discussion While multimodality therapy has been demonstrated to improve overall...
Ngày tải lên: 09/08/2014, 10:21
Báo cáo khoa học: " Optimal organ-sparing intensity-modulated radiation therapy (IMRT) regimen for the treatment of locally advanced anal canal carcinoma: a comparison of conventional and IMRT plans" ppsx
... in 36 patients receiving chemotherapy. This resulted in chemotherapy being held back less often for hematologic toxicity. Of note, these benefits in hematologic toxicity were initially seen without ... blood/bone marrow toxicity) were reported compared to other studies. It was hypothesized that this was the result of higher radiation threshold doses to iliac bone where most...
Ngày tải lên: 09/08/2014, 10:21
Báo cáo khoa học: " SemiNeo-adjuvant chemo-radiation of rectal cancer with Volumetric Modulated Arc Therapy: summary of technical and dosimetric features and early clinical experience" ppsx
... showing that the combination of helical tomotherapy and in their case theusageofdailyadapedmarginsbasedonMV-CT imagi ng significantly decreases the probability of gastro- intestinal toxicity. Consistently, ... 2 of 9 forward calculation of 3DC plans in most of the cases. Nevertheless, although the number of treatment machines in a department cannot be easily increased,...
Ngày tải lên: 09/08/2014, 08:22