Figure 4b. Malignant rhabdoid tumor (a) Photograph of a cross-section of a resected rhabdoid tumor shows a lobulated, solid, white cut surface (arrow). (b) Photomicrograph (original magnification, x300; hematoxylin-eosin stain) of a rhabdoid tumor of the kidney shows sheets of rhabdoid cells with cytoplasmic inclusions (arrow).