Low-grade Serous Carcinoma
Low-grade serous carcinoma (LGSC) from a 45 y/o female who presented with chronic pelvic pain and abdominal distension. The tumor involved both ovaries, uterus, omentum, and large bowel. The non-invasive component has features of serous borderline tumor, micropapillary variant. Numerous psammoma bodies are present in the stroma of the larger papillary structures.