نتایج جستجو برای: iort

تعداد نتایج: 371  

2017
Sunil W Dutta Shayna L Showalter Timothy N Showalter Bruce Libby Daniel M Trifiletti

Accelerated partial breast irradiation (APBI) provides an attractive alternative to whole breast irradiation (WBI) through normal tissue radiation exposure and reduced treatment duration. Intraoperative radiation therapy (IORT) is a form of APBI with the shortest time interval, as it delivers the entirety of a planned radiation course at the time of breast surgery. However, faster is not always...

2000
L. Picardi C. Ronsivalle A. Tata A. Vignati

The “Intra Operative Radiation Therapy” (IORT) represents the latest technological frontier in radiotherapy. The technique utilizes accelerated electrons, as from a tailored designed EB-machine, to destroy rapidly spreading malignant cancer cells and it is appraised to allow a 15% general increase of cancer patients survival. The Italian “IORT Project”, funded by the Italian Ministry of Researc...

2017
Jason Joon Bock Lee Jinhyun Choi Sung Gwe Ahn Joon Jeong Ik Jae Lee Kwangwoo Park Kangpyo Kim Jun Won Kim

PURPOSE To report the results of a correlation analysis of skin dose assessed by in vivo dosimetry and the incidence of acute toxicity. This is a phase 2 trial evaluating the feasibility of intraoperative radiotherapy (IORT) as a boost for breast cancer patients. MATERIALS AND METHODS Eligible patients were treated with IORT of 20 Gy followed by whole breast irradiation (WBI) of 46 Gy. A tota...

2014
AKIHITO NISHIOKA YASUHIRO OGAWA KANA MIYATAKE MICHIKO TADOKORO MUNENOBU NOGAMI NORIHIKO HAMADA KEI KUBOTA SHINNJI KARIYA TAKUHIRO KOHSAKI TOSHIJI SAIBARA TAKEHIRO OKABAYASHI KAZUHIRO HANAZAKI

A novel radiosensitization treatment involving the injection of hydrogen peroxide and sodium hyaluronate, using ultrasonic guidance, into a tumor immediately prior to intraoperative radiotherapy (IORT) was established for patients with stage IVa locally advanced unresectable pancreatic cancer. The aim of the present study was to assess the safety and efficacy of this novel treatment, termed Koc...

Journal: :Medical physics 2006
A Sam Beddar Peter J Biggs Sha Chang Gary A Ezzell Bruce A Faddegon Frank W Hensley Michael D Mills

Intraoperative radiation therapy (IORT) has been customarily performed either in a shielded operating suite located in the operating room (OR) or in a shielded treatment room located within the Department of Radiation Oncology. In both cases, this cancer treatment modality uses stationary linear accelerators. With the development of new technology, mobile linear accelerators have recently becom...

2017
Marco Krengli Carla Pisani Letizia Deantonio Daniela Surico Alessandro Volpe Nicola Surico Carlo Terrone

Intraoperative radiotherapy (IORT) refers to the delivery of a single radiation dose to a limited volume of tissue during a surgical procedure. A literature review was performed to analyze the role of IORT in gynaecological and genito-urinary cancer including endometrial, cervical, renal, bladder and prostate cancers.Literature search was performed by Pubmed and Scopus, using the words "intrao...

2017
Falk Roeder Robert Krempien

Soft-tissue sarcoma (STS) represent a rare tumor entity, accounting for less than 1% of adult malignancies. The cornerstone of curative intent treatment is surgery with free margins, although the extent of the surgical approach has been subject to change in the last decades. Multimodal approaches usually including radiation therapy have replaced extensive surgical procedures in order to preserv...

2001
C. Ronsivalle L. Picardi A. Vignati

The "Intra Operative Radiation Therapy" (IORT) consists in delivering a single high dose on a tumour bed soon after surgery resection. The "IORT Project", funded by the Italian Ministry of Research (MURST), was started in 1998 from ENEA (Italian National Agency for New Technologies, Energy and the Environment) and is aimed to design and construct two innovative IORT systems (named IORT-1 and IO...

2017
Felix Sedlmayer Roland Reitsamer Frederik Wenz Elena Sperk Christoph Fussl Julia Kaiser Ingrid Ziegler Franz Zehentmayr Heinz Deutschmann Peter Kopp Gerd Fastner

The term IORT (intraoperative radiotherapy) is currently used for various techniques that show huge differences in dose delivery and coverage of the tissue at risk. The largest evidence for boost IORT preceding whole breast irradiation (WBI) originates from intraoperative electron treatments (IOERT) with single doses around 10 Gy. At median follow-up periods at 6 years, outstandingly low local ...

2017
Rakesh Patel Olga Ivanov Jeff Voigt

Background To date no one has examined the quality of life and direct costs of care in treating early stage breast cancer with adjunct intraoperative radiation therapy (IORT) versus external beam radiation therapy (EBRT) over the life of the patient. As well no one has examined the effects of radiation exposure with both therapies on the longer term sequelae. The purpose of this analysis was to...

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