Fig. 2From: Primary alveolar rhabdomyosarcoma of the brain: a case reportAlveolar rhabdomyosarcoma. A and B (H&E stain). The tumor is hypercellular and is composed of round cells with prominent nucleoli. Mitotic activity is brisk. C The tumor cells show strong positivity for Desmin. D Myogenin is positive in a subset of tumor cellsBack to article page