PMC5879849_01
(a) Computed tomography scan showing multiloculated collections (black arrows) encasing the uterus (white arrow). Bilateral ovaries are seen compressed (yellow arrows). (b) Pelvic mass showing solid cystic part (black arrow) with focal keratinous areas (white arrow)
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F1
The right ovary was not well appreciated and was possibly compressed [Figure 1a]. Left ovary externally showed multiple gray-white nodules ranging from 0.2 to 0.5 cm [Figure 1b].
(a) Right adnexal mass showing stratified squamous epithelium and abundant keratinous material (H and E, x100). (b) The section from the pelvic mass showing islands of malignant squamous cells (H and E, x100). (c) Focal areas of highly pleomorphic tumor cells. (H and E, x400)
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F2
Histological examination showed a moderately differentiated SCC [Figure 2].
(a) Left ovarian peritoneal surface covered with abundant keratinous material (H and E, x100). (b) Foreign body granulomatous reaction to the keratinous material (H and E, x400)
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F3
Left ovary showed keratinous material with abundant foreign body granulomatous reaction [Figure 3].