نتایج جستجو برای: 3dcrt

تعداد نتایج: 345  

2014
Kazuhiro Ohtakara Hiroaki Hoshi

Radiotherapy for acute metastatic epidural spinal cord compression (MESCC) involves conventional techniques and dose fractionation schemes, as it needs to be initiated quickly. However, even with rapid intervention, few paraplegic patients regain ambulation. Here, we describe the case of a mid-octogenarian who presented with severe pain and nonambulatory quadriparesis attributable to MESCC at t...

2013
Vassilis E. Kouloulias Anna Zygogianni Eftychia Mosa Kalliopi Platoni John Georgakopoulos Christos Antypas Ivelina Beli Maria Tolia Paulos Maragoudakis Ioannis Giotakis Zisis Papas Amanda Psyrri Nikolaos Kelekis John Kouvaris

BACKGROUND The aim of the study was to evaluate the efficacy, as well as the acute and late toxicity of an accelerated hypofractionated 3DCRT schedule as radical treatment in patients with organ confined glottic cancer cT1-2N0. PATIENTS AND METHODS Between June of 2004 and September 2010, 47 retrospectively selected patients (29 males, 18 females) diagnosed with organ confined T1 or T2 glotti...

Journal: :Radiation Oncology (London, England) 2006
Gabriela Studer Katrin Furrer Bernard J Davis Sandro S Stoeckli Roger A Zwahlen Urs M Luetolf Christoph Glanzmann

BACKGROUND Aim of this work was to assess loco-regional disease control in head and neck cancer (HNC) patients treated with postoperative intensity modulated radiation therapy (pIMRT). For comparative purposes, risk features of our series have been analysed with respect to histopathologic adverse factors. Results were compared with an own historic conventional radiation (3DCRT) series, and with...

2014
Pichandi Anchineyan Ganesh K. Mani Jerrin Amalraj Balaji Karthik Surega Anbumani

Aim. To evaluate the dosimetric benefits of flattening filter-free (FFF) photon beams in intensity modulated radiation therapy (IMRT) and Rapid Arc (RA) over conventional CSI methods. Methods and Materials. Five patients treated with IMRT using static multileaf collimators (MLC) were randomly selected for this retrospective study. Dynamic MLC IMRT, RA, and conformal therapy (3DCRT) were iterate...

Journal: :Journal of cancer research and therapeutics 2010
Vijay M Patil Arun S Oinam Santam Chakraborty Sushmita Ghoshal Suresh C Sharma

AIM Compare the planning target volume (PTV) coverage in three different shielding techniques in cranial irradiation. SETTINGS AND DESIGN Tertiary care center, prospective study. MATERIALS AND METHODS The whole brain and meninges were contoured in ten planning CT scans, and expanded by 5 mm for the PTV. Shielding was designed using the French Society of Pediatric Oncology (SFOP) guidelines ...

Journal: :Journal of B.U.ON. : official journal of the Balkan Union of Oncology 2015
Evangelia Peponi Kleoniki Katinioti Ifigeneia Tasiou Antonio Capizzello Georgios Tzallas Georgios Siontis Evangelia Pitouli Periklis Tsekeris

PURPOSE To assess the efficacy and safety of using 3D conformal radiation therapy (3DCRT) to treat nasopharyngeal cancer (NPC) in a Caucasian cohort and evaluate factors with prognostic value. METHODS Between September 2001 and November 2012, 44 NPC patients with a mean age of 57 years underwent 3DCRT at the University Hospital of Ioannina. Nineteen patients (43%) presented with WHO type 1 an...

2015
Changchun Ma Wuzhe Zhang Jiayang Lu Lili Wu Fangcai Wu Baotian Huang Yan Lin Dongsheng Li

This study aimed to compare the post-modified radical mastectomy radiotherapy (PMRMRT) for left-sided breast cancer utilizing 3-dimensional conformal radiotherapy with field-in-field technique (3DCRT-FinF), 5-field intensity-modulated radiation therapy (5F-IMRT) and 2- partial arc volumetric modulated arc therapy (2P-VMAT). We created the 3 different PMRMRT plans for each of the ten consecutive...

Journal: :Cancer letters 2009
P Merle F Mornex C Trepo

The development of three-dimensional conformal radiotherapy (3DCRT) has enabled high dose radiation to be directed to tumour with a frank sparing of the non-tumour surrounding liver parenchyma without restriction due to tumour topography and size, presence of peritumourous satellite nodules or associated segmental portal vein thrombosis. 3DCRT can be safely delivered alone or concomitantly with...

Journal: :International Journal of Cancer 2021

To report outcome (freedom from local progression [FFLP], overall survival [OS] and toxicity) after stereotactic, palliative or highly conformal fractionated (>12) radiotherapy (SBRT, Pall-RT, 3DCRT/IMRT) for adrenal metastases in a retrospective multicenter cohort within the framework of German Society Radiation Oncology (DEGRO). Adrenal treated with SBRT (≤12 fractions, biologically effective...

Journal: :Journal of B.U.ON. : official journal of the Balkan Union of Oncology 2014
Maria Tolia Andreas Fotineas Kalliopi Nikolaou Emmanouil Rizos Ioanna Kantzou Anna Zygogianni John Kouvaris Kalliopi Platoni Panagiotis Pantelakos George Sarris Nikolaos Kelekis Vassilis Kouloulias

PURPOSE To prospectively assess the efficacy of the selective serotonin inhibitor escitalopram on painful bone metastases, in combination with external beam irradiation. METHODS Forty-three patients with cancer metastatic to bone and suffering from depression were treated with 3 Dimensional Conformal Radiotherapy (3DCRT) (30 Gy; 3 Gy/fraction, 5 days/week) combined with escitalopram (20 mg/da...

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