Fig. 2
Pathological findings of computed tomography-guided biopsy specimen. a Tumor cells with mixed sinusoidal-like, cystic, and papillary structures were observed (hematoxylin and eosin staining, ×20). b Schiller–Duval body was highlighted with white arrow (hematoxylin and eosin staining, ×100). Immunohistochemical staining is positive for cytokeratin AE1/AE3 (×200) (c) and alpha-fetoprotein (d) (×200)