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Ultrasonographic finding of the cyst. There is a 2 x 2.5 cm sized hyper-echoic, polypoid mass (arrow) in the huge cyst.
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There is a 2 x 2.5 cm sized hyper-echoic, polypoid mass in the cyst (Fig. 1).
Gross finding of the cyst. Well circumscribed, large cyst with polypoid mass in the cyst.
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The resected specimen was a large cyst, measuring 7 x 7 cm and a intracystic papillary tumor, gray-brown color, measuring 2 x 2.5 cm, on the base of the cyst wall (Fig. 2).
Microscopic finding of the mass. Intraductal proliferation of epithelial & myoepithelial cells overlying fibrovascular stalks(H & E staining, x100).
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The histological diagnosis of intracystic papillary tumor was benign papilloma (Fig. 3).