Fig. 1From: Huge esophageal gastrointestinal stromal tumor successfully resected under mediastino-laparoscopic transhiatal esophagectomy: a case reportCT imaging before neoadjuvant therapy with imatinib shows that the tumor size is about 100 mm in diameter (a, b). Esophagogastroduodenoscopy reveals a submucosal tumor with a narrowed lumen and ulceration in the lower esophagus (c). Upper gastrointestinal series reveals compression towards the left side of the esophagus without mucosal changes (d)Back to article page