Long-term survival with multimodal treatment including conversion surgery for locally advanced esophageal neuroendocrine carcinoma: A case report

Figure 1 Esophagogastroduodenoscopy findings of the esophageal primary lesion. A: Imaging at initial presentation reveals a semicircular type 3 tumor in the middle thoracic esophagus, located 29-36 cm away from the incisors. Histological analysis confirmed squamous cell carcinoma; B: After three courses of docetaxel + cisplatin + 5-fluorouracil chemotherapy, imaging revealed significant shrinkage of the primary lesion.