Figure 3From: Leiomyosarcoma of the inferior vena cava: a case report and review of the literatureHistology and immunohistochemistry of leiomyosarcoma of the IVC. H&E (a, ×200) stain showing spindle cells. Tumor is positive for desmin (b, ×200, brown) indicating smooth muscle lineage consistent with leiomyosarcoma.Back to article page