PMC8559626_01
The tumor consists of a cystic space with papillary excrescences and hemorrhagic fluid (5x objective).
cjim-12-388-g001.jpg
PMC8559626_01_cjim-12-388-g001.jpg
F1
In the microscopic sections, cystic spaces containing colloid like eosinophilic material and papillary projections lined by a layer of epithelium (figure 1).
Tubular structures of cells with abundant clear cytoplasm
cjim-12-388-g002.jpg
PMC8559626_01_cjim-12-388-g002.jpg
F2
Other areas showed sheets and tubular structures of cells with abundant clear cytoplasm (figure 2).