case_images: PMC3485757_01
case_images: Hematoxylin and eosin stain (100x) showed aggregates of atypical epithelial cells and associated lymphoid tissue supported by fibrous connective tissue.
case_images: CRIM.ONCMED2012-241816.001.jpg
case_images: PMC3485757_01_CRIM.ONCMED2012-241816.001.jpg
case_images: fig1
case_images: The patient underwent surgical excision of the new lesion in his right premaxillary space. The pathology revealed LELCS (Figure 1) with infraorbital nerve invasion and vascular invasion as well as positive superficial, medial and deep margins and an indeterminant lateral margin.
case_images: Immunohistochemical staining (100x) positive for CK-5/6.
case_images: CRIM.ONCMED2012-241816.002.jpg
case_images: PMC3485757_01_CRIM.ONCMED2012-241816.002.jpg
case_images: fig2
case_images: Immunohistochemical staining was positive for pancytokeratin and CK-5/6 (Figure 2).