PMC9328801_01
Emergency CT of the abdomen showed a mixed density mass of about 8*8 cm in the right lobe of the liver. The lesion was near the right hepatic artery and free liquid density was visible around it.
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A tumor hemorrhage was suspected ( Figure 1 ) and as continued bleeding could not be ruled out, the patient underwent hepatic arteriographic embolization in the emergency department.
The tumor is nodular to the naked eye, and the cut surface is grayish yellow, and blood is visible.
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Pathologic examination of hematoxylin-eosin-stained tissue showed hepatocyte proliferation and vasodilation, and no atypical hyperplasia ( Figures 2 ).
Hematoxylin-eosin staining showed hepatocyte proliferation and vasodilation, and no atypical cells.
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Immunohistochemistry showed focally positive CK19 and CD34 cells consistent with capillary formation ( Figures 3 ).