Fig. 1From: Primary hepatic malignant vascular tumors: a follow-up study of imaging characteristics and clinicopathological featuresHistological examination of a 75-year-old female patient with PHA. H&E-stained images demonstrate that the tumor cells are pleomorphic overlying along the blood sinuses (× 200) (a,b); immunohistochemistry demonstrates that the cells are positive for CD31 (c), CD34 (d), ERG (e), FaVIII (f) FLI-1 (g) and vimentin (h) (× 100)Back to article page