Histopathological study of hepatocellular carcinoma after transcatheter hepatic arterial embolization

Table 2 Necrosis and related factors

	Necrosis, %	Cases, n	Histology			Encapsulated		Vascular damage		Differentiation			TAE, time					Lymphocyte infiltration
			HCC	CC	MN	Yes	No	Yes	No	W	M	P	1	2	3	4	5	+	++	+++
	100	6				6	0	6	0				1	3	1	0	1	3	1	2
TAE	30-95	14	14	0	0	14	0	14	0	2	9	3	4	4	4	2	0	3	2	9
	< 5	19	12	2	5	10	9	3	16	5	9	5	14	2	1	1	1	11	4	4
Controls (DSA)	0	11	9	1	1	9	2	0	11	6	4	1						5	6	0

CC: Cholangiocarcinoma; HCC: Hepatocellular carcinoma; M: Moderately differentiated; MN: Metastatic neoplasm; P: Poorly differentiated; W: Well differentiated; DSA: Digital selective angiography; TAE: Transcatheter arterial chemoembolization.