Gastroenterology Research, ISSN 1918-2805 print, 1918-2813 online, Open Access
Article copyright, the authors; Journal compilation copyright, Gastroenterol Res and Elmer Press Inc
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Case Report

Volume 11, Number 4, August 2018, pages 317-320

Metachronous Granular Cell Tumor of the Descending Colon


Figure 1.
Figure 1. Colonoscopy image showing granular cell tumor in the descending colon seen as a nodule 2 - 4 mm in greatest dimension.
Figure 2.
Figure 2. H&E stain of the specimen showing large cells with prominent granular cytoplasm and small nucleus in the mucosa.
Figure 3.
Figure 3. H&E stain of the specimen showing mucosa infiltrated by large cells with granular cytoplasm. No mitosis was identified.
Figure 4.
Figure 4. Immunohistochemical stain positive for S100 protein in tumor cells.
Figure 5.
Figure 5. Immunohistochemical stain positive for CD68 in tumor cells.
Figure 6.
Figure 6. Immunohistochemical stain showing positive for CD56 in tumor cells.
Figure 7.
Figure 7. Immunohistochemical stain showing positive stain for SOX-10 in tumor cells.