نتایج جستجو برای: hdr brachytherapy

تعداد نتایج: 9646  

2011
Dariusz Waniczek Jerzy Piecuch Marek Rudzki Wojciech Mikusek Jerzy Arendt Brygida Białas

PURPOSE The aim of the study was to present an original technique of catheter implantation for perioperative HDR-Ir192 brachytherapy in patients after palliative operations of unresectable locally advanced pancreatic tumors and to estimate the influence of perioperative HDR-Ir192 brachytherapy on pain relief in terminal pancreatic cancer patients. MATERIAL AND METHODS Eight patients with panc...

2013
N. Murakami T. Kasamatsu M. Sumi R. Yoshimura K. Takahashi K. Inaba M. Morota H. Mayahara Y. Ito J. Itami

Brachytherapy plays a significant role in the management of cervical cancer, but the clinical significance of brachytherapy in the management of vaginal cancer remains to be defined. Thus, a single institutional experience in the treatment of primary invasive vaginal carcinoma was reviewed to define the role of brachytherapy. We retrospectively reviewed the charts of 36 patients with primary va...

Journal: :Brachytherapy 2017
Scott E Jordan Ida Micaily Enrique Hernandez J Stuart Ferriss Curtis T Miyamoto Shidong Li Bizhan Micaily

PURPOSE The purpose of this case series is to describe the treatment and outcomes of a cohort of patients with inoperable early-stage endometrioid endometrial cancer with 3D image-guided high-dose-rate (HDR) intracavitary brachytherapy. MATERIALS AND METHODS A review was performed of patients with early-stage endometrial cancer who underwent primary radiation treatment between 2010 and 2016. ...

2013
I-Chow Joe Hsu Yoshiya Yamada Gregory Merrick Anthony V. D'Amico Brian J. Davis Steven J. Frank Patrick W. McLaughlin Paul L. Nguyen Seth A. Rosenthal

Introduction/Background Over the last 2 decades, significant technical advancements have improved the delivery of prostate brachytherapy. The transrectal ultrasound-guided implant technique is the backbone of modern prostate brachytherapy. Whether it is permanent or temporary, ie, low-dose-rate (LDR) or high-dose-rate (HDR), respectively, both use similar image-guided techniques for inserting s...

2014
Teresa Garcia-Martinez Jan-Pieter Chan Jose Perez-Calatayud Facundo Ballester

PURPOSE Brachytherapy with radioactive high dose rate (HDR) (192)Ir source is applied to small skin cancer lesions, using surface applicators, i.e. Leipzig or Valencia type. New developments in the field of radiotherapy for skin cancer include electronic brachytherapy. This technique involves the placement of an HDR X-ray source close to the skin, therefore combining the benefits of brachythera...

Elham Boroghani Hamid Reza Baghani Ramezan Eidi Ramin Jaberi Seied Rabi Mahdavi Seyed Mahmoud Aghamiri Seyed Mohsen Hosseini Daghigh,

Introduction Interaluminal brachytherapy is one of the important methods of esophageal cancer treatment. The effect of applicator attenuation is not considered in dose calculation method released by AAPM-TG43. In this study, the effect of High-Dose Rate (HDR) brachytherapy esophageal applicator on dose distribution was surveyed in HDR brachytherapy. Materials and Methods A cylindrical PMMA phan...

Journal: :Annals of the Academy of Medicine, Singapore 2005
T H Khor

The Lecture covers the author's personal experience in brachytherapy in radiation oncology, beginning with low-dose rate (LDR) treatments using 226Ra "hot" sources, in the 1960s and early 1970s, through manual afterloading for treating gynaecological cancers with the same sources in the 1970s and 1980s, to high-dose rate (HDR) remote afterloading on a microSelectron HDR machine, from 1989 on. T...

Journal: :Ceska a slovenska oftalmologie : casopis Ceske oftalmologicke spolecnosti a Slovenske oftalmologicke spolecnosti 2013
A Furdová P Lukačko D Lederleitner

PURPOSE First experience and evaluation of relapses in group of patients after surgery with applied adjuvant HDR brachytherapy for recurrent tumor after incomplete excision of basal cell carcinoma of the lower eyelid and inner angle. METHODS Patients with recurrent basal cell carcinoma of the lower eyelid in year 2010. In 3 male patients with recurrent finding of basal cell after surgery we a...

2009
Jarosław Łyczek Maria M. Kawczyńska Darek Garmol Anetta Kasprowicz Anna Kulik Mateusz Dąbkowski Beata Czyżew Ewelina Gruszczyńska Michał Bijok Łukasz Kowalik

PURPOSE The object of this study was to analyze the outcome of salvage HDR brachytherapy treatment after local failure, for patients with prostate specific antigen (PSA) failure without distant metastasis, after external beam radiation and HDR brachytherapy treatment, or after radical prostatectomy, with or without hormonal therapy. MATERIAL AND METHODS The group of 115 patients, without dist...

2013
Janusz Skowronek

PURPOSE Permanent low-dose-rate (LDR-BT) and temporary high-dose-rate (HDR-BT) brachytherapy are competitive techniques for clinically localized prostate radiotherapy. Although a randomized trial will likely never to be conducted comparing these two forms of brachytherapy, a comparative analysis proves useful in understanding some of their intrinsic differences, several of which could be exploi...

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