case_images: PMC3861583_01
case_images: CT scan showing a large mass, 14.1x6.7 cm2 in size, in the anterior mediastinum. CT, computed tomography.
case_images: OL-07-01-0140-g00.jpg
case_images: PMC3861583_01_OL-07-01-0140-g00.jpg
case_images: f1-ol-07-01-0140
case_images: Computed tomography (CT) scans (Figs. 1 and 2) showed a large, patchily enhanced mass in the anterior mediastinum, which extended into the left thyroid gland.
case_images: CT scan showing that the mass extends into the left thyroid gland. CT, computed tomography.
case_images: OL-07-01-0140-g01.jpg
case_images: PMC3861583_01_OL-07-01-0140-g01.jpg
case_images: f2-ol-07-01-0140
case_images: Computed tomography (CT) scans (Figs. 1 and 2) showed a large, patchily enhanced mass in the anterior mediastinum, which extended into the left thyroid gland.
case_images: HE staining showing malignant mesenchymal tumor tissue. HE, hematoxylin-eosin.
case_images: OL-07-01-0140-g02.jpg
case_images: PMC3861583_01_OL-07-01-0140-g02.jpg
case_images: f3-ol-07-01-0140
case_images: A histological examination (Fig. 3) showed malignant mesenchymal tumor tissue involving the left innominate vein.
case_images: Immunochemistry examination revealing EMA(+) tissue.
case_images: OL-07-01-0140-g03.jpg
case_images: PMC3861583_01_OL-07-01-0140-g03.jpg
case_images: f4-ol-07-01-0140
case_images: An immunochemistry examination revealed the following results: EMA(+), Vim(+), S100(+), CD99(+), Ki-67(+), CD117(-), CD34(-), SAM(-), HMB(-), CK(-) and p53(-) (Figs. 4-7), confirming the lesion as a monophasic synovial sarcoma.
case_images: Immunochemistry examination revealing VIM(+) tissue.
case_images: OL-07-01-0140-g04.jpg
case_images: PMC3861583_01_OL-07-01-0140-g04.jpg
case_images: f5-ol-07-01-0140
case_images: An immunochemistry examination revealed the following results: EMA(+), Vim(+), S100(+), CD99(+), Ki-67(+), CD117(-), CD34(-), SAM(-), HMB(-), CK(-) and p53(-) (Figs. 4-7), confirming the lesion as a monophasic synovial sarcoma.
case_images: Immunochemistry examination revealing CD99(+) tissue.
case_images: OL-07-01-0140-g05.jpg
case_images: PMC3861583_01_OL-07-01-0140-g05.jpg
case_images: f6-ol-07-01-0140
case_images: An immunochemistry examination revealed the following results: EMA(+), Vim(+), S100(+), CD99(+), Ki-67(+), CD117(-), CD34(-), SAM(-), HMB(-), CK(-) and p53(-) (Figs. 4-7), confirming the lesion as a monophasic synovial sarcoma.
case_images: Immunochemistry examination revealing S100(+) tissue.
case_images: OL-07-01-0140-g06.jpg
case_images: PMC3861583_01_OL-07-01-0140-g06.jpg
case_images: f7-ol-07-01-0140
case_images: An immunochemistry examination revealed the following results: EMA(+), Vim(+), S100(+), CD99(+), Ki-67(+), CD117(-), CD34(-), SAM(-), HMB(-), CK(-) and p53(-) (Figs. 4-7), confirming the lesion as a monophasic synovial sarcoma.
case_images: Follow-up CT subsequent to surgery showing a soft tissue mass of 5 cm in diameter found in the anterior mediastinum. CT, computed tomography.
case_images: OL-07-01-0140-g07.jpg
case_images: PMC3861583_01_OL-07-01-0140-g07.jpg
case_images: f8-ol-07-01-0140
case_images: One month after surgery, a follow-up CT scan (Fig. 8) showed a patchily enhanced soft tissue mass, 5 cm in diameter, in the anterior mediastinum, while the neck structure was clear.
case_images: Follow-up CT subsequent to chemotherapy revealing no mass in the mediastinum. CT, computed tomography.
case_images: OL-07-01-0140-g08.jpg
case_images: PMC3861583_01_OL-07-01-0140-g08.jpg
case_images: f9-ol-07-01-0140
case_images: A thoracic CT (Fig. 9) was performed again following chemotherapy and revealed no mass in the mediastinum or neck.