Fig. 3From: Endoscopic resection of giant gastrointestinal stromal tumor at the esophagogastric junction: a case reportMicroscopic examination revealed a spindle-cell neoplasm (a hematoxylin and eosin, × 100), and the tumor cells were positive for CD117 (b × 100) and CD34 (c × 100) and dog-1 (d × 100)Back to article page