Fig. 3From: Precise preoperative diagnosis of struma ovarii with pseudo-Meigs’ syndrome mimicking ovarian cancer with the combination of 131I scintigraphy and 18F–FDG PET: case report and review of the literatureThe cut surface of the encapsulated left ovarian tumor shows multiple cysts separated by thickened septa, including the serous and gelatinous yellowish fluid and solid components (a). Hematoxylin and eosin-stained paraffin section of the tumor at × 40 magnification shows thyroid follicles filled with various sized colloid lined by cuboidal epithelial cells (b)Back to article page