Figure 1.

Microscopic features of ovarian cyst in case 1. The cyst is lined by several layers of luteinized cells showing focal marked nuclear pleomorphism (A) and occasional mitotic figures (B). Reticulin fibers surround nests of lesional cells (C). Hematoxylin and eosin stain in A and B, and reticulin stain in C. Magnifications: ×400 in A, B, and C.