Figure legends
Figure 1. A: Sheets of tumor cells seen with hematoxylin and eosin
staining under 10x magnification. B: Cytoplasmic tumor cell staining
with synaptophysin. C: Ki-67 staining was noted in approximately 5 % of
tumor cells. D: Intense nuclear TTF1 staining was noted in the tumor
cells.
Figure 2. Positron emission tomography showing FDG avid left lower neck,
bilateral supraclavicular, and upper mediastinal lymph nodes.