Fig. 3From: Challenges in the management of metastatic gastrointestinal stromal tumor in a patient with neurofibromatosis type 1: a case reporta Section from gastric mass showing neoplastic spindle cells in fascicles within muscularis propria. b Neoplastic spindle cells with significant atypia and mitosis (arrow). c Significant epithelioid change (20%) was evident with abundant pale to clear cytoplasmBack to article page