Figure 2From: Intramucosal leiomyosarcoma of the stomach following hereditary retinoblastoma in childhood – a case report and review of the literatureImmunohistochemical staining highlight the diffuse spindle cell infiltrate in the gastric mucosa. The tumor infiltrates the stroma between regular differentiated gastric glands. The tumor cells stain strongly positive for SMA. The preexisting gastric glands are negative (SMA, original magnification × 100).Back to article page