Fig. 3
From: Covered metallic stent for the treatment of malignant esophageal fistula combined with stricture
Examinations after stent placement during follow up. a The chest CT scan shows decrease of mediastinal abscess with no pleural effusion 2 month after procedure. b Esophagography shows decrease of esophageal mediastinal abscess, and then the drainage tube was removed 2 months after procedure. c–d The chest CT scan and esophagography shows almost disappearance of mediastinal abscess 2.7 months after stent placement