Fig. 4From: Clinicopathological features of desmoplastic small round cell tumors: clinical series and literature reviewHematoxylin-eosin staining was performed in 8 cases and representative presentations of various tumors were shown. A Focal necrosis in case 4 (×100). B Obvious cystic formation with different sizes in the cystic cavities of case 4 (×100). C Tumor cells arranged in pseudorosette-like clusters around thick-walled blood vessels in case 3 (× 40). D Dense interstitial fibrous connective tissue in case 3 (× 100). E Tumor cells with ambiguous boundaries, scarce cytoplasm, round or oval deep-staining nuclei, and obscured nucleoli in case 3 (× 200). F Vascular tumor embolus in case 3 (× 100)Back to article page