EsophagectomyEsophageal NeoplasmsThoracoscopyEsophagostomyEsophagusEsophagoscopyAnastomosis, SurgicalBarrett EsophagusGastrectomyPostoperative ComplicationsGastric FistulaCarcinoma, Squamous CellEsophageal StenosisAdenocarcinomaThoracotomyAnastomotic LeakEsophagoplastyTreatment OutcomeLyeEsophageal FistulaThoracoscopesEsophageal DiseasesLymph Node ExcisionLaparoscopyRetrospective StudiesEsophageal Achalasia