PMC5776001_01
CT-scan showing a tumoral solid mass at anteroinferior of the right nasal cavity.
IJMS-43-90-g001.jpg
PMC5776001_01_IJMS-43-90-g001.jpg
F1
Patient's PNS CT with contrast revealed an irregular border mild enhancing tumoral solid mass measuring 30x30 mm at the anteroinferior of the right nasal cavity without calcification or lytic osseous lesion at adjacent bone and PNS were clear (figure 1).
Sheet of tumor cells extending beneath the epithelium (H&E stain, 100x).
IJMS-43-90-g002.jpg
PMC5776001_01_IJMS-43-90-g002.jpg
F2
The mass was sent for pathology and the report revealed metastatic papillary cell carcinoma (figures 2-4).
Papillary and glandular configuration of tumor cells (H&E stain, 250x).
IJMS-43-90-g003.jpg
PMC5776001_01_IJMS-43-90-g003.jpg
F3
The mass was sent for pathology and the report revealed metastatic papillary cell carcinoma (figures 2-4).
Higher magnification of figure 2 that shows true papilla with fibrovascular core (H&E stain, 400x).
IJMS-43-90-g004.jpg
PMC5776001_01_IJMS-43-90-g004.jpg
F4
The mass was sent for pathology and the report revealed metastatic papillary cell carcinoma (figures 2-4).