Role of contrast-enhanced ultrasound in follow-up assessment after ablation for hepatocellular carcinoma

Table 1 Location of local tumor progression and new intrahepatic recurrence on contrast-enhanced computed tomography and contrast-enhanced ultrasound

Location	Local tumor progression		New intrahepatic recurrence
	CEUS	CECT	CEUS	CECT
S1	0	0	1	2
S2	1	2	14	22
S3	2	2	7	13
S4	8	10	27	38
S5	5	7	17	18
S6	7	5	14	23
S7	3	4	17	18
S8	7	10	25	36
PV	0	0	9	11
HV	0	0	0	2
Total	33	40	131	183

Data show the number of the detected lesions. S: Liver segment; PV: Portal vein; HV: Hepatic vein; CEUS: Contrast-enhanced ultrasound; CECT: Contrast-enhanced computed tomography.