Primary intestinal malignant fibrous histiocytoma: Two case reports

Figure 1 Computed tomography showing a large soft-tissue mass (black arrow) in the right lumbar region and iliac fossa (A) and a mass (white arrow) on the hilum of the right lung (B).

Figure 2 Tumor cells showing positive staining for vimentin (EnVision × 200).

Figure 3 Computed tomography showing features of multiple intussusceptions in the small intestine (white arrow).

Figure 4 Histology revealing tumor cells consisting of fibroblast-like cells, histiocyte-like cells and pleomorphic giant cells (HE, × 40).

Figure 5 Tumor cells showing positive staining for Ki67 (A), P53 (B), and KP-1 (C) (EnVision × 200).