case_images: PMC4065432_01
case_images: Photomicrograph showing granular cells with indistinct cell borders interspersed with muscle fibers (H&E stain, x100)
case_images: JOMFP-18-134-g001.jpg
case_images: PMC4065432_01_JOMFP-18-134-g001.jpg
case_images: F1
case_images: The hematoxylin and eosin-stained sections [Figure 1] revealed a well-defined lesion surrounded by stratified squamous epithelium with the underlying connective tissue comprising of bundles of collagen and abundant muscle fibers.
case_images: Photomicrograph showing strong positivity of granules for the S-100 protein (IHC stain, x100)
case_images: JOMFP-18-134-g002.jpg
case_images: PMC4065432_01_JOMFP-18-134-g002.jpg
case_images: F2
case_images: Positivity was observed with vimentin, S-100, CD68 and inhibin [Figures 2, 3 and 4] confirming the diagnosis of granular cell tumor.
case_images: Photomicrograph showing strong positivity of granules for inhibin (IHC stain, x100)
case_images: JOMFP-18-134-g003.jpg
case_images: PMC4065432_01_JOMFP-18-134-g003.jpg
case_images: F3
case_images: Positivity was observed with vimentin, S-100, CD68 and inhibin [Figures 2, 3 and 4] confirming the diagnosis of granular cell tumor.
case_images: Photomicrograph showing granular cells staining positive for CD68 (IHC stain, x100)
case_images: JOMFP-18-134-g004.jpg
case_images: PMC4065432_01_JOMFP-18-134-g004.jpg
case_images: F4
case_images: Positivity was observed with vimentin, S-100, CD68 and inhibin [Figures 2, 3 and 4] confirming the diagnosis of granular cell tumor.