نتایج جستجو برای: esophageal radiotherapy
تعداد نتایج: 107993 فیلتر نتایج به سال:
BACKGROUND Esophageal cancer is the malignant tumor with very poor prognosis and increasing incidence often diagnosed at very late stage, so the prognosis of affected patients is unsatisfactory, despite the development of therapeutic option such as surgery, chemotherapy and radiotherapy. Consequently, there is a great need for biomarkers to allow a tailored multimodality approach with increased...
For the majority of inoperable esophageal cancer cases, chemoradiotherapy is the most suitable treatment option. Cetuximab may provide certain benefits, however, this can be an expensive therapy. Additionally, stereotactic body radiation therapy (SBRT) is typically contraindicated for esophageal cancer due to the potential for esophageal perforation and stenosis. The use of combined chemotherap...
Esophageal cancer is the seventh leading cause of cancer deaths worldwide (410,000 new cases annually)(1). Asian, Middle Eastern, and East African countries have a markedly higher incidence of esophageal cancer than other areas. In the United States, the incidence of adenocarcinoma of the distal esophagus and gastroesophageal junction has progressively increased to approximately 70% of all esop...
Advanced esophageal cancer has been recently treated by multimodal therapy including preoperative chemotherapy or chemoradiotherapy and surgery. A biopsy sample provides a valuable specimen for understanding the biological characteristics of individual esophageal cancer. Pretreatment prediction of the response to chemotherapy or radiotherapy based on biological characteristics using biopsy samp...
Cancer cells that survive fractionated irradiation can be radioresistant and cause tumor recurrence. However, the molecular mechanisms underlying the development of radioresistance in cancer cells remain elusive. The aim of this study was to investigate the role of WISP-1 in the development of radioresistance in esophageal carcinoma during fractionated irradiation. Radioresistant esophageal can...
OBJECTIVES There is no generally accepted treatment strategy for cervical esophageal carcinoma. The purpose of this study was to evaluate the operative outcomes of reconstruction after resection of cervical esophageal and hypopharynx-esophagus junction carcinoma with larynx preservation. METHODS We retrospectively reviewed the data of 79 patients with carcinoma of the hypopharynx-esophagus ju...
AIM To analyze the clinical and dosimetric predictive factors for radiation-induced esophageal injury in patients with non-small-cell lung cancer (NSCLC) during three-dimensional conformal radiotherapy (3D-CRT). METHODS We retrospectively analyzed 208 consecutive patients (146 men and 62 women) with NSCLC treated with 3D-CRT. The median age of the patients was 64 years (range 35-87 years). Th...
BACKGROUND A malignant tracheoesophageal/bronchoesophageal fistula (TEF) is a life-threatening complication of esophageal squamous cell carcinoma. A feeding gastrostomy/jejunostomy had been the most common treatment method for patients with TEF before the era of stenting. The aim of this retrospective study is to compare the prognosis of esophageal squamous cell carcinoma patients with TEF trea...
BACKGROUND AND PURPOSE To correlate acute esophageal toxicity with dosimetric and clinical parameters for non-small cell lung cancer (NSCLC) patients treated with radiotherapy (RT) alone or with chemo-radiotherapy (CRT). PATIENTS AND METHODS We analyzed the data of 156 patients with medically inoperable or locally advanced NSCLC. Seventy-four patients were irradiated with high dose RT only, 4...
AIM To retrospectively analyze the results of radical radiotherapy for patients with superficial esophageal cancer (SEC). PATIENTS AND METHODS Forty-eight patients with SEC were reviewed. The median dose of external beam radiotherapy was 66 Gy (range, 30 to 70 Gy). Intraluminal brachytherapy was used in 10 patients, and 15 patients (31%) underwent chemotherapy. The median follow-up period was...
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