نتایج جستجو برای: course preoperative radiotherapy

تعداد نتایج: 345546  

Journal: :Lancet 2001

BACKGROUND At least 28 randomised, controlled trials have compared outcomes of surgery for rectal cancer combined with preoperative or postoperative radiotherapy with those of surgery alone. We have done a collaborative meta-analysis of these results to give a more balanced view of the total evidence and to increase statistical precision. METHODS We centrally checked and analysed individual p...

Journal: :Ejso 2021

Introduction Preoperative treatment and adequate surgery increase local control in rectal cancer. However, modalities indications for neoadjuvant may be controversial. Aim of this study was to assess the trends preoperative outcomes patients with cancer included Rectal Cancer Registry Spanish Associations Surgeons. Method This is a STROBE-compliant retrospective analysis prospective database. A...

2016
E.J.A. Morris P.J. Finan K. Spencer I. Geh A. Crellin P. Quirke J.D. Thomas S. Lawton R. Adams D. Sebag-Montefiore

AIMS Radiotherapy is an important treatment modality in the multidisciplinary management of rectal cancer. It is delivered both in the neoadjuvant setting and postoperatively, but, although it reduces local recurrence, it does not influence overall survival and increases the risk of long-term complications. This has led to a variety of international practice patterns. These variations can have ...

2009
Matthias Guckenberger Joern Wulf Andreas Thalheimer Daniel Wehner Arnulf Thiede Gottfried Müller Marco Sailer Michael Flentje

BACKGROUND To evaluate clinical outcome after preoperative short-course radiotherapy for rectal cancer with twice daily fractions of 2.9 Gy to a total dose of 29 Gy and adjuvant chemotherapy for pathological stage UICC >or= II. METHODS 118 patients (median age 64 years; male : female ratio 2.5 : 1) with pathological proven rectal cancer (clinical stage II 50%, III 41.5%, IV 8.5%) were treated...

2013
Shuyu Hao Da Li Jie Feng Liang Wang Zhen Wu Junting Zhang Liwei Zhang

An intracranial germinoma is a tumor that is sensitive to radiotherapy. As medulla oblongata germinomas are extremely rare, determining an accurate preoperative diagnosis is challenging. Two cases of medulla oblongata lesions were surgically treated, and a postoperative diagnosis of germinoma was determined in both of the cases. The tumor in one patient completely resolved after a treatment cou...

Journal: :BMC Medicine 2003
Alvaro Figueredo Lisa Zuraw Rebecca KS Wong Olusegun Agboola R Bryan Rumble Ved Tandan

BACKGROUND This systematic review with meta-analysis was designed to evaluate the literature and to develop recommendations regarding the use of preoperative radiotherapy in the management of patients with resectable rectal cancer. METHODS The MEDLINE, CANCERLIT and Cochrane Library databases, and abstracts published in the annual proceedings of the American Society of Clinical Oncology and t...

2017
Mi Joo Chung Dong Wook Kim Weon Kuu Chung Suk Hwan Lee Seung- Kyu Jeong Jae Kwan Hwang Choon Sik Jeong

PURPOSE To compare the clinical outcomes between short-course chemoradiotherapy (CRT) and long-course CRT with delayed surgery in locally advanced rectal cancer patients. RESULTS From 2010 to 2015, 19 patients were treated with short-course CRT and 53 patients were treated with LCRT. The sphincter-saving rate (89.5% vs. 94.3%, short-course CRT vs. long-course CRT), pathologic complete remissi...

کیهانی, منوچهر ,

The purpose of this study was to find a more efficacious treatment for patients with primary central nervous system Lymphoma using chemotherapy. The objective was to determine the optimal time for radiotherapy treatment in relation to chemotherapy. Retrospective evaluation in patients with brain lymphoma was conducted from 1992 to 1998. Twenty-three patients were evaluated. Patients were divide...

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