Pathological findings.
(A) Gross appearance of the resected ovarian tumor shows a 20-cm, solid mass with an irregular, smooth surface. (B) The cut surface shows fleshy, tan-yellow, heterogeneous tissue with focal hemorrhage, necrosis, and cystic change. (C) Hematoxylin and eosin staining. (For interpretation of the references to colour in this figure legend, the reader is referred to the web version of this article.)