Undifferentiated embryonal sarcoma of liver in an old female: Case report and review of the literature

Figure 1 CT scan befor surgery showing a large mass (A) and a well-circumscribed and lowly-attenuated mass (B) in the right liver lobe.

Figure 2 UESL. A: Atypical spindle cells mixed with stellated cells (HE, × 200); B: Normal bile ducts in the tumor (HE, × 200); C: Normal hepatic cells in the tumor (HE, × 200); D: Giant cells containing eosinophilic hyaline globules in the cytoplasm (HE, × 400).

Figure 3 Immunohistochemical expression of UESL. A: Strong reactivity for vimentin in spindle and polygonal or round cells (streptavidin-biotin method, × 200); B: Tumor cells containing eosinophilic hyaline globules with positive PAS.