Embolization for type 2 endoleak with sac expansion after endovascular repair of abdominal aortic aneurysm: safety and effectiveness

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Table 1 Demographics and results in patients who underwent endoleak embolization

Case	Age (years)/sex	Diameter of aneurysm (mm)	Procedure	Embolization site	Embolic materials	Technical success	Complication	Clinical success	Residual T2El	Size of aneurysm
1	88/M	66	TAE	Endoleak sac	NBCA (1:10)^a	Yes	Back pain Muscle weekness	Yes	+	No change
2	66/M	57	TAE	Endoleak sac	NBCA (1:10)^a	Yes	Back pain	Yes	−	No change
3	83/M	72	TAE	Endoleak sac	NBCA (1:10)^a	Yes	−	Yes	+	No change
4	72/M	60	TAE	Main feeder	Coil	Yes	−	Yes	+	No change
5	66/F	52	TAE	Endoleak sac	Coil + NBCA (1:2)^a	Yes	−	Yes	+	No change
6	87/M	➀ 72	TAE	Main feeder	Coil	Yes	−	No	+	Increase
		➁ 75	TAE	Main feeder	Coil	Yes	−		+	Increase
		➂ 80	DP	Endoleak sac	Coil + NBCA (1:3)^a	Yes	−		−	Increase
7	72/M	63	TAE	Main feeder	Coil	Yes	−	No	−	Increase

TAE transarterial embolization, DP embolization after direct puncture, NBCA n-butyl-2-cyanoacrylate
^aThe ratio of NBCA and lipiodol