Fig. 2
From: Treatment of intrathoracic anastomotic leak after esophagectomy with the sump drainage tube
The gastroscopy after removal of sump drainage tube. a Nasogastric sump drainage tube (a) was inserted through the fistula with the guidance of radiography or gastroscopy and the distal tip of the tube was positioned at the bottom of the abscess cavity. b Naso-jejunum three lumen feeding tube (b) was placed under the radiographic or gastroscopic guidance. The functions of this tube include nasogastric decompression and nasojejunum enteral nutrition. c The closed fistula