Prospective study of differential diagnosis of hepatic tumors by pattern-based classification of contrast-enhanced sonography

doi:10.3748/wjg.v12.i39.6290

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Oct 21, 2006 (publication date) through Nov 24, 2024

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World Journal of Gastroenterology

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1007-9327

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Baishideng Publishing Group Inc, 7041 Koll Center Parkway, Suite 160, Pleasanton, CA 94566, USA

Liver Cancer

World J Gastroenterol. Oct 21, 2006; 12(39): 6290-6298
Published online Oct 21, 2006. doi: 10.3748/wjg.v12.i39.6290

Table 1 Retrospective study of enhancement patterns of hepatic tumors

	Hepatocellular carcinoman =178	M etastasisn =56	Hemangioman =69
Arterial phase
A1	95% (169/178)	9% (5/56)	0% (0/69)
A2	1% (1/178)	27% (15/56)	1% (1/69)
A3	0% (0/178)	55% (31/56)	0% (0/69)
A4	1% (2/178)	0% (0/56)	61% (42/69)
A5	3% (6/178)	9% (5/56)	38% (26/69)
Portal phase
P1	93% (166/178)	16% (9/56)	46% (32/69)
P2	4% (8/178)	14% (8/56)	0% (0/69)
P3	1% (2/178)	66% (37/56)	1% (1/69)
P4	1% (2/178)	4% (2/56)	52% (36/69)
Late Phase
L1	8% (14/178)	0% (0/56)	20% (14/69)
L2	92% (164/178)	100% (56/56)	80% (55/69)

A1: Intratumoral vessels with homogeneous or heterogeneous enhancement; A2: Intratumoral vessels without homogeneous or heterogeneous enhancement; A3: Peritumoral vessels; A4: Peripheral nodular enhancement without tumor vessels; A5: No enhancement and no tumor vessels; P1: Homogeneous or heterogeneous enhancement; P2: Perfusion defect; P3: Ring enhancement; P4: Peripheral nodular enhancement; L1: Iso-echoic; L2: Hypo-echoic.

Citation: Numata K, Isozaki T, Morimoto M, Sugimori K, Kunisaki R, Morizane T, Tanaka K. Prospective study of differential diagnosis of hepatic tumors by pattern-based classification of contrast-enhanced sonography. World J Gastroenterol 2006; 12(39): 6290-6298
URL: https://www.wjgnet.com/1007-9327/full/v12/i39/6290.htm
DOI: https://dx.doi.org/10.3748/wjg.v12.i39.6290