case_images: PMC8324364_01
case_images: Pelvic mass of 68 x 55 mm which had the features of a dermoid ovarian cyst with a heterogeneous echotexture and presence of internal echoes with high echogenicity.
case_images: CRIOG2021-5527467.001.jpg
case_images: PMC8324364_01_CRIOG2021-5527467.001.jpg
case_images: fig1
case_images: The ultrasound images revealed the presence of a pelvic mass of 68 x 55 mm which had the features of a dermoid ovarian cyst (Figure 1).
case_images: Cystic wall formed by a hyalinized fibrous ovarian stroma in which the covering is respiratory type with the presence of mature glial tissue; hematoxylin and eosin staining, x40.
case_images: CRIOG2021-5527467.002.jpg
case_images: PMC8324364_01_CRIOG2021-5527467.002.jpg
case_images: fig2
case_images: The frozen section diagnosis of the mass returned in favor of a squamous cell carcinoma arising in mature cystic teratoma without infiltration or rupture of the ovarian capsule (Figures 2 and 3).
case_images: High cell density tumor proliferation made up of anastomotic cord intercepted by monomorphic clusters with rounded nuclei or ovoid granular chromatin without mitotic activity; hematoxylin and eosin staining, x400.
case_images: CRIOG2021-5527467.003.jpg
case_images: PMC8324364_01_CRIOG2021-5527467.003.jpg
case_images: fig3
case_images: The frozen section diagnosis of the mass returned in favor of a squamous cell carcinoma arising in mature cystic teratoma without infiltration or rupture of the ovarian capsule (Figures 2 and 3).