case_images: PMC6698316_01
case_images: Contrast-enhanced CT abdomen showing a huge uni-loculated mass in the right side lying over the paravertebral muscles and displacing the right colon and whole bowel to the left side. The mass is extending in right para-colic gutter from hepatic flexure down to the uterus.
case_images: gr1.jpg
case_images: PMC6698316_01_gr1.jpg
case_images: fig0005
case_images: All requested blood works were unremarkable (Fig. 1).
case_images: Histopathological examination showing a single layer of columnar non-ciliated epithelial cells, with basal nuclei and abundant intracellular pale mucinous fluid.
case_images: gr2.jpg
case_images: PMC6698316_01_gr2.jpg
case_images: fig0010
case_images: Histopathological examination exhibited a single layer of columnar non-ciliated epithelial cells, with basal nuclei and abundant intracellular pale mucinous fluid, which is consistent with primary retroperitoneal mucinous cystadenoma (Fig. 2).