Added value of 3D ultrasound image-guided hepatic interventions by X matrix technology

Egyptian Journal of Radiology and Nuclear Medicine

Table 3 Complications of percutaneous ultrasonography-guided intervention procedures by using both 2D convex probe (group A) and 3D X matrix probe (group B)

Technique	Complication	(Group A) 2D		(Group B) 3D		X2	p value
Technique	Complication	NO	%	NO	%	X2	p value
RFA	Intraperitoneal bleeding	2	5%	0	0
MWA	Intraperitoneal bleeding	1	6.7%	0	0
MWA	Right-sided pleural effusion	2	13.3%	0	0
PEI	Portal vein thrombosis	2	20%	0	0
PEI	Post-ablation syndrome	4	40%	2	20%
Biopsy/pigtail	Intraperitoneal bleeding	1	20%	0	0
Total		12	24%	2	4%	8.3	0.003*

Data are presented as frequency and percentage, * significant as p value < 0.05. RFA: Radiofrequency ablation, MWA: Microwave ablation, EI: Ethanol injection