Splenic Vein Embolization Using Coil Anchors and Prophylactic Occlusion of a Hepatofugal Collateral for Hepatic Encephalopathy due to Splenorenal Shunt: Technical Note and Literature Review

Table 1

Previous reports regarding interventional treatment for splenorenal shunt.

Authors	Year	Number	Method (cases)	Embolic material	Recurrence of coma	Complications
Vavasseur et al. [3]	1994	1	SE	MC, NBCA	(−)	Esophageal varix
Shioyama et al. [4]	1996	1	BRTO	EOI	(−)
Numata et al. [5]	1998	1	BRTO	EOI	(−)
Sakurabayashi et al. [6]	1997	5	SE or BRTO	MC, EOI	(+)	Ascites
Takashimizu et al. [7]	2007	1	BRTO	EOI	(−)	Ascites
Potts et al. [2]	1984	1	SE	DB	(−)
Zamora et al. [12]	2004	1	Separation	MC	(+)
Mezawa et al. [15]	2004	6	Separation	MC	(+)
Clarke et al. [8]	1989	1	SE	MC	(−)
Uflecker et al. [9]	1987	2	SE	MC	(−)	Intraabdominal bleeding (died) and esophageal varix rupture
Matake et al. [10]	2007	1	BRTO	EOI	(+)
Miyamoto et al. [11]	2003	5	BRTO	EOI	(−)
Ours	2011	1	Separation	MC	(−)

SE: shunt embolization, BRTO: balloon-occluded retrograde transvenous obliteration, MC: metallic coil, EOI: ethanolamine oleate, and DB: detachable balloon.