Adjuvant chemotherapy after esophagectomy: Is there a role in the treatment of the lymph node positive thoracic esophageal squamous cell carcinoma?

Background Esophageal squamous cell carcinoma (ESCC) patients with regional lymph node metastases have poor prognosis after surgery. The purpose of this study was to investigate the impact of various treatment modalities on survival in these patients. Methods We retrospectively reviewed data from 349 patients who had undergone left transthoracic esophagectomy for thoracic ESCC from January 2008 to December 2010 at our institute. All patients had...