Portal vein thrombosis and arterioportal shunts: Effects on tumor response after chemoembolization of hepatocellular carcinoma

Table 1 Patient and tumor criteria (n)

Total number	39
Age (yr)	Range: 45-79, mean: 66.4, SD: 7
Gender (M:F)	33:6
Underlying liver pathology
Hepatitis C virus	17
Hepatitis B virus	5
Alcoholic cirrhosis	7
Toxic cirrhosis	2
Cryptogenic cirrhosis	8
Child-Pugh Score
Child A	27
Child B	12
Tumor number
Solitary	20
Multiple	19
2 lesions	6
3 lesions	3
4 lesions	1
> 5 lesions	9
Tumor margin definition
Well defined margin	20
Ill defined margin	19
Portal vein thrombosis	19
Main (partial thrombosis)	3
Main lobar branch	10
Segmental branch	6
A-P shunt	7