Self-expanding metal stent for relieving the stricture after endoscopic injection for esophageal varices

Table 1 The background of the patients

Case	1	2	3	4
Sex	Male	Female	Male	Male
Age (year)	39	53	59	39
Etiology	Hepatitis B	Hepatitis B	Alcohol	Hepatitis B
Child-Pugh	A	A	B	A
Portal thrombosis	Positive	Positive	Negative	Negative
Hepatocellular carcinoma	Negative	Negative	Positive	Negative
Splenectomy	Positive	Negative	Negative	Negative
Hypertension/diabetes	Negative	Negative	Negative	Negative
EIE (time)	2	3	4	4
Cyanoacrylate (mL)	3	1	3	2
Sclerotherapy (mL)	50	60	60	55
Balloon dilation (time)	2	5	5	1
Local incision (time)	2	3	1	0
Stooler grade	III	III	III	II
Location of stricture (distance from incisor teeth)	38 cm	36 cm	37 cm	36 cm
Length of stricture	2 cm	3 cm	1 cm	2 cm

EIE: Endoscopic injection with cyanoacrylate and sclerotherapy for esophageal varices; ME: Markedly effective.

Table 2 The treatment outcome of the patients

Case	1	2	3	4
Effectiveness	ME	ME	ME	ME
Chest-pain	Negative	Negative	Negative	Positive
Reflux esophagitis	Positive	Positive	Positive	Negative
Embedding	Positive	Positive	Positive	Negative
Migration	Negative	Negative	Negative	Negative
Perforation	Negative	Negative	Negative	Negative
Infection	Negative	Negative	Negative	Negative
Varices bleeding	Negative	Negative	Negative	Negative

ME: Markedly effective.