Procedure-related complications in gastric variceal obturation with tissue glue

Table 1 Clinical features of patients with gastric varices

Clinical features	n (%)
Total number of patients	519
Male	392 (75.5)
Female	127 (24.5)
Mean age (yr)	47.9 ± 10.8
Etiology of gastric varices
HBV cirrhosis	386 (74.3)
HCV cirrhosis	21 (4.0)
Alcoholism cirrhosis	18 (3.5)
Combined cirrhosis	19 (3.7)
Cryptogenic cirrhosis	29 (5.6)
Others (PBC, Budd-Chiari syndrome, PVT, etc.)	46 (8.9)
Classification of gastric varices
GOV1	53 (10.2)
GOV2	153 (29.5)
GOV1 + GOV2	304 (58.6)
IGV1	7 (1.3)
IGV2	2 (0.4)
Child-Pugh classification
A	195 (37.6)
B	231 (44.5)
C	93 (17.9)

GOV: Gastroesophageal varices; IGV: Isolated gastric varices; PBC: Primary biliary cirrhosis; PVT: Portal vein thrombosis. The patients in this category had portal vein thrombosis but had no primary liver diseases.

Table 2 Procedure-related complications in gastric variceal obturation

Complications	n (%)
Total number of EGVO procedures	628
Sticking of the needle to the varix	9 (1.43)
Blockage of the injection catheter	17 (2.71)
Glue adhesion to the endoscope resulted in difficulty withdrawing the endoscope	1 (0.159)
Ligation device sticking to the varices	2 (0.318)