Outcomes | Description |
---|---|
Clinical success | The diameter of the WON ≤ 2 cm |
Technical success | LAMS or DPPS deployed successfully |
Operation time | Time duration from the beginning to the end of the EUS-guided stent implantation procedure |
Recurrence | After successful drainage, cyst reappears on imaging examinations with symptoms requiring intervention |
Adverse event | |
Perforation | Imaging manifests as pneumoperitoneum with peritoneal irritation syndrome |
Bleeding | Any bleeding that requires intervention, blood transfusion, and hospital observation |
Suprainfection | Postoperative fever, increased inflammatory index (CRP, PCT), or positive blood culture |
Occlusion | The stent is filled with tissue or debris |
Migration | The stent is completely or partially displaced into the WON or stomach |
Others | Adverse events that occurred in the trial but not described above |
Secondary intervention | Any endoscopic operation after stent is placed |