Endoscopic ultrasound-guided drainage of pancreatic walled-off necrosis using self-expanding metal stents without fluoroscopy

Table 1 Patient demographics and baseline characteristics of 27 patients with walled-off necrosis after necrotizing pancreatitis

Characteristic	Value
Sex, male/female	21/6
Median age (interquartile range), yr	54 (45-63)
Median size of walled-off pancreatic necrosis (interquartile range), cm	14 (12-16)
Cause of pancreatitis
Alcohol induced	9
Biliary	17
Idiopathic	1
Main indication
Gastric outlet obstruction	15
Biliary obstruction	3
Infection/fever despite antibiotic therapy	9

Table 2 Performance characteristics of non-fluoroscopic endoscopic ultrasound-guided fully covered self expanding metal stents insertion in patients with walled-off necrosis

Characteristic	Patients, n = 27
Technical success	25 (92.6%)
Type of stent
AxiosTM	8
NAGITM	17
Stent diameter, mm
12	2
14	11
15	10
16	2
Transduodenal/transgastric/transoesophageal approach	1/24/0
Adverse events	4 (in 3 patients)
Stent migration	1 (after WOPN resolved)
Self-limiting bleeding	1
Perforation/Pneumoperitoneum	0
Readmission with fever	2

FCSEMS: Fully covered self-expanding metal stent; WOPN: Walled-off pancreatic necrosis.