Case Report
Copyright ©The Author(s) 2020.
World J Gastrointest Surg. Jan 27, 2020; 12(1): 28-33
Published online Jan 27, 2020. doi: 10.4240/wjgs.v12.i1.28
Figure 1
Figure 1 Endoscopic imaging of gastrointestinal neurofibroma. A: A 2.5 cm polypoid lesion was identified within a haustral fold adjacent to the cecum. B: The lesion demonstrated abnormal mucosa with central tethering suspicious for malignancy. C: Magnified view of polypoid lesion with abnormal mucosa concerning for adenocarcinoma.
Figure 2
Figure 2 Pathologic examination of gastrointestinal neurofibroma. A: Low power view of submucosal spindle cell proliferation, (hematoxylin-eosin, 2.5 ×). B: Higher power view of monomorphic spindle cells with intermixed mast cells, (hematoxylin-eosin, 10 ×). C: Immunohistochemistry staining showing variable positivity of lesional cells for S100 protein (10 ×).