Three cases of jejunal tumors detected by standard upper gastrointestinal endoscopy: A case series

Figure 8 Macroscopic and microscopic examination. A: Macroscopic cross section shows a gray-white solid tumor; B: Macroscopic examination shows a 2 cm (longest diameter) encapsulated lobulating mass; C: Macroscopic examination shows a 2.5 cm sized encapsulated round mass; D-F: Microscopic examinations show that the tumors are composed of spindle cells having high cellularity (hematoxylin-eosin staining, × 100); G-I: Immunohistochemically, these tumors are positive for CD117 (c-kit stain, × 200). (A, D, and G: Patient 1; B, E, and H: Patient 2; C, F, and I: Patient 3).