Fig. 2From: Primary desmoplastic small round cell tumor of the submandibular gland: a case report and literature reviewa Tumor cells were irregular sheet-like and nest-like distribution, surrounded by proliferative fibrous stroma (H&E, magnification × 200). b The tumor cells are small round or oval, with few cytoplasm, unclear cell boundaries, round or oval hyperchromatic nuclei and unclear nucleoli (H&E, magnification × 400)Back to article page