case_images: PMC8712860_01
case_images: Pelvic CT result.
case_images: fmed-08-753904-g0001.jpg
case_images: PMC8712860_01_fmed-08-753904-g0001.jpg
case_images: F1
case_images: No abnormality is found in the pelvic bone structure (Figure 1).
case_images: Macroscopic appearance of tumor.
case_images: fmed-08-753904-g0002.jpg
case_images: PMC8712860_01_fmed-08-753904-g0002.jpg
case_images: F2
case_images: The inner wall of the sac was covered with white moss, and the wall thickness ranged from 0.1 to 0.6 cm (Figure 2).
case_images: The histopathology results.
case_images: fmed-08-753904-g0003.jpg
case_images: PMC8712860_01_fmed-08-753904-g0003.jpg
case_images: F3
case_images: The immunohistochemistry results were as follows: Alk (D5F3)(-), CA125(-), CD30(-), CD38(-), CD99(-), CEA(-), CgA(-), CK(+), CK20(-), CK7(-), CR(partly +), estrogen receptor (ER)(-), GFAP(-), LCA(-), Melan- A(-), PAX8(-), progesterone receptor (PR)(-), S-100(-), Syn(+), vimentin(+), WT-1(-), and alpha-statin(-) (Figures 3, 4).
case_images: The tumor cells are arranged in broad.
case_images: fmed-08-753904-g0004.jpg
case_images: PMC8712860_01_fmed-08-753904-g0004.jpg
case_images: F4
case_images: The immunohistochemistry results were as follows: Alk (D5F3)(-), CA125(-), CD30(-), CD38(-), CD99(-), CEA(-), CgA(-), CK(+), CK20(-), CK7(-), CR(partly +), estrogen receptor (ER)(-), GFAP(-), LCA(-), Melan- A(-), PAX8(-), progesterone receptor (PR)(-), S-100(-), Syn(+), vimentin(+), WT-1(-), and alpha-statin(-) (Figures 3, 4).