PMC2816855_01
Post-contrast helical CT scan shows a cystic mass with fat attenuation (short arrow). Another small, fatty mass with foci of calcification is noted at the left posterior aspect of this mass (long arrow). Normal appearing right ovary is noted (arrow heads).
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F1
The right ovary appeared to be normal (Fig. 1).
Photomicrography shows mature thyroid tissue, repiratory epithelium and adipose tissue in cyst wall from accessory ovary (H&E, x100).
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F2
Histologic examination of both eutopic and accessory ovary masses revealed teratoid components including mature thyroid tissue, repiratory epithelium, adipose tissue and epidermis (Fig. 2).