PMC7229237_01
Cells arranged in 3D clusters (A; MGG,40X) Microfilaria (B; MGG,40X).
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PMC7229237_01_gr1.jpg
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An occasional microfilaria was identified in the haemorrhagic background [Fig. 1].
Grey white to grey brown solid and cystic mass with multiloculated cystic cavities being filled with mucoid material and serous fluid.
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Cut surface showed multiloculated cysts of varying sizes which were filled with mucoid material and serous fluid [Fig. 2].
Clusters, nests and single cell pattern of tumor cells with intervening septa (H&E,40X) brown areas. Cystic.
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PMC7229237_01_gr3.jpg
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Tumor cells have round to oval vesicular nucleus with moderate amount of eosinophilic cytoplasm and showed infiltration into ovarian stroma [Figs. 3 & 4].
Necrosis (H&E,10X) and lining of mucinous cyst demonstrating picket fencing (H&E,40X).
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PMC7229237_01_gr4.jpg
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Tumor cells have round to oval vesicular nucleus with moderate amount of eosinophilic cytoplasm and showed infiltration into ovarian stroma [Figs. 3 & 4].
Tumor cells demonstrate mucicarmine positivity (MUC,40X) and are positive for CK-7 (40X).
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Mucicarmine stain highlighted intracellular and extracellular mucin in tumor cells [Fig. 5a]. Tumor cells demonstrated strong CK-7 [Fig. 5b] and weak CK-20 positivity.