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Extended lymph node dissection helps increase the curativeness of resection, the accuracy of surgical-pathological staging, and the prognosis of thoracic esophageal carcinoma. However, it is also associated with significantly increased surgical morbidity and has noticeable negative effects on the quality of life after surgery. Current trends for selective lymph node dissection based on clinical evidence may be helpful in reducing surgical risks while assuring the completeness of resection.
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Fang et al. (2009) studied this question.
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