Table 2

Summary of immunohistochemical expression of arginase-1and HepPar-1 in all the studied cases
Arginase-1 HepPar-1
Negative Positive Total positive Negative Positive Total positive
0 (%) 1+(%) 2+(%) No (%) 0(%) 1+(%) 2+(%) No (%)
Hepatocellular carcinoma (HCC), (no=50): 8 (16) 19 (38) 23 (46) 42 (84) 15 (30) 16 (32) 19 (38) 35 (70)
well differentiated (no=11) 0 (0) 3 (27.3) 8 (72.7) 11 (100) 0 (0) 4 (36.4) 7 (63.6) 11 (100)
moderately differentiated (no=30) 3 (10) 12 (40) 15 (50) 27 (90) 8 (26.7) 10 (33.3) 12 (40) 22 (73.3)
poorly differentiated (no=9) 5 (55.6) 4 (44.4) 0 (0) 4 (44.4) 7 (77.8) 2 (22.2) 0 (0) 2 (22.2)
Metastatic carcinoma (MC) (no=38) 37 (97.4) 1 (2.6) 0 (0) 1 (2.6) 32 (84.2) 2 (5.3) 4 (10.5) 6 (15.8)
Colonic (no=25) 25 (100) (0) 0 (0) 0 (0) 22 (88) 1 (4) 2 (8) 3 (12)
Gastric (no=6) 6 (100) 0 (0) 0 (0) 0 (0) 3 (50) 1 (16.7) 2 (33.3) 3 (50)
Renal cell carcinoma (no=2) 2 (100) 0 (0) 0 (0) 0 (0) 2 (100) 0 (0) 0 (0) 0 (0)
Pancreas (no=2) 1 (50) 1 (50) 0 (0) 1 (50) 2 (100) 0 (0) 0 (0) 0 (0)
Lung (no=2) 2 (100) 0 (0) 0 (0) 0 (0) 2 (100) 0 (0) 0 (0) 0 (0)
Gall bladder (no=1) 1 (100) 0 (0) 0 (0) 0 (0) 1 (100) 0 (0) 0 (0) 0 (0)
Cholangiocarcinoma (no=12) 11 (91.7) 1 (8.3) 0 (0) 1 (8.3) 10 (83.3) 1 (8.3) 1 (8.3) 2 (16.7)
Non-neoplastic cirrhotic liver tissues adjacent to HCC(no=42) 0 (0) 0 (0) 42 (100) 42 (100) 0 (0) 0 (0) 42 (100) 42 (100)
Non-neoplastic liver tissue adjacent to MC (no= 9) 0 (0) 0 (0) 9 (100) 9 (100) 0 (0) 0 (0) 9 (100) 9 (100)
Normal liver tissues (no=10) 0 (0) 0 (0) 10 (100) 10 (100) 0 (0) 0 (0) 10 (100) 10 (100)

HepPar-1=hepatocyte paraffin antigen-1.

Radwan and Ahmed

Radwan and Ahmed Diagnostic Pathology 2012 7:149   doi:10.1186/1746-1596-7-149

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