fig4

Figure 4. EID. (A) Endoscopic view of fistula with intra-abdominal drain and guidewire introduction into gastric lumen; (B) Fluoroscopic visualization of guidewire placement and OTSC application; (C and D) DPS advancement along guidewire through fistular tract into intra-abdominal cavity for internal drainage; (E and F) Endoscopic view of DPS deployment within gastric lumen. EID: Endoscopic internal drainage; OTSC: over-the-scope clips; DPS: double pigtail stent.