Clinical predictive factors of pathologic tumor response after preoperative chemoradiotherapy in rectal cancer
نویسندگان
چکیده
منابع مشابه
Clinical predictive factors of pathologic tumor response after preoperative chemoradiotherapy in rectal cancer
PURPOSE The aim of this study was to identify clinical predictive factors for tumor response after preoperative chemoradiotherapy (CRT) in rectal cancer. MATERIALS AND METHODS The study involved 51 patients who underwent preoperative CRT followed by surgery between January 2005 and February 2012. Radiotherapy was delivered to the whole pelvis at a dose of 45 Gy in 25 fractions, followed by a ...
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PURPOSE Downstaging after chemoradiotherapy (CRT) for rectal cancer usually occurs. The present study aimed to evaluate pathologic y-stage (yp-stage) and its influence on local recurrence and systemic recurrence in rectal cancer patients treated with CRT followed by surgical resection. METHODS We retrospectively analyzed 261 patients underwent preoperative CRT and radical resection for rectal...
متن کاملPredictors of pathologic complete response after preoperative concurrent chemoradiotherapy of rectal cancer: a single center experience
PURPOSE To identify possible predictors of pathologic complete response (pCR) of rectal cancer after preoperative concurrent chemoradiotherapy (CCRT). MATERIALS AND METHODS We conducted a retrospective review of 53 patients with rectal cancer who underwent preoperative CCRT followed by radical surgery at a single center between January 2007 and December 2012. The median radiotherapy dose to t...
متن کاملaccuracy of mri in rectal cancer after preoperative neoadjuvant chemoradiotherapy
methods study on 34 patients diagnosed with rectal adenocarcinoma referred to oncology clinic was conducted. the treatment plan included 4050 cgy radiotherapy and 5fu, xeloda chemotherapy. all patients were assessed with 1/5 t mri 6 to 8 weeks after treatment. t1 and t2 images with sagittal, cronal and axial planes with and without contrast agent were obtained and interpreted by two radiologist...
متن کاملSustaining Blood Lymphocyte Count during Preoperative Chemoradiotherapy as a Predictive Marker for Pathologic Complete Response in Locally Advanced Rectal Cancer
PURPOSE The objective of this study was to explore the relationship between the circulating lymphocyte level during preoperative chemoradiotherapy (CRT) and pathologic complete response (pCR) in locally advanced rectal cancer. MATERIALS AND METHODS From May 2010 to May 2013, 52 patients treated with preoperative CRT followed by surgery, were analysed. Patients received conventional fractionat...
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ژورنال
عنوان ژورنال: Radiation Oncology Journal
سال: 2012
ISSN: 2234-1900,2234-3156
DOI: 10.3857/roj.2012.30.3.99