case_images: PMC5387319_01
case_images: Hematoxylin-eosin stains showing the morphology of tumor cells (H&E 200x). a recurrence, b Second primary tumor (SPT)
case_images: 13039_2017_310_Fig1_HTML.jpg
case_images: PMC5387319_01_13039_2017_310_Fig1_HTML.jpg
case_images: Fig1
case_images: Microscopically, the hematoxylin-eosin staining showed tumor cells with eosinophilic cytoplasm, pleomorphic nuclei and numerous mitoses (Fig. 1a). Microscopically, the hematoxylin-eosin stain demonstrated a presence of dyskeratotic cells, polygonal-shaped cells with eosinophilic cytoplasm and nuclei showing mild to moderate atypia (Fig. 1b).