[Esophageal cancer limited to the lamina propria mucosae with a solitary lymph node metastasis along the proximal splenic artery:a case report].

An 83-year-old man was detected to have solitary abdominal lymphadenopathy, and pathological findings revealed squamous cell carcinoma. Endoscopic examination revealed a depressive lesion in the middle thoracic esophagus. Endoscopic submucosal dissection was performed. Pathological findings revealed invasion to the lamina propria mucosae, negative vascular invasion, and surgical margins. At 8 months after metastatic lymphadenectomy, no recurrence was observed.