case_images: PMC3354389_01
case_images: Photograph of the left thigh: an ulcerated and infected nodule.
case_images: NAJMS-2-48-g001.jpg
case_images: PMC3354389_01_NAJMS-2-48-g001.jpg
case_images: F1
case_images: We report a case of an 80-year-old man who presented with an ulcerated and infected nodule in the left thigh (Fig. 1) of five months duration.
case_images: a: Tumor shows a mixture of atypical enlarged basaloid, epithelioid cells (HE x 100). 2: b: Sebaceous differentiation (HE x 200).
case_images: NAJMS-2-48-g002.jpg
case_images: PMC3354389_01_NAJMS-2-48-g002.jpg
case_images: F2
case_images: Histologic examination revealed an intradermic proliferation of atypical enlarged basaloid and epithelioid cells, intermixed with focal mature sebocytes (Fig. 2a, 2b).
case_images: Cytological atypia and mitotic activity were remarkable (HE x 400).
case_images: NAJMS-2-48-g003.jpg
case_images: PMC3354389_01_NAJMS-2-48-g003.jpg
case_images: F3
case_images: Cytological atypia and mitotic activity were remarkable with focal necrosis (Fig. 3).
case_images: Immunoreactive positivity for CK7 (IHC x 400).
case_images: NAJMS-2-48-g004.jpg
case_images: PMC3354389_01_NAJMS-2-48-g004.jpg
case_images: F4
case_images: Tumor cells were immunoreactive for cytokeratin 7 (Fig. 4).