case_images: PMC5352885_01
case_images: Perineal mass prior to surgery.
case_images: CRIU2017-4876494.001.jpg
case_images: PMC5352885_01_CRIU2017-4876494.001.jpg
case_images: fig1
case_images: He described a slow-growing, painless mass, and he noticed it the first time 3 years ago (Figure 1).
case_images: CT scan showing a large smoothly marginated perineal mass with uniform soft-tissue attenuation.
case_images: CRIU2017-4876494.002.jpg
case_images: PMC5352885_01_CRIU2017-4876494.002.jpg
case_images: fig2
case_images: CT scan showed a bulky, lobulated, hypervascularized, and heterogenous mass in soft tissue of the perineum measuring 18.0 x 12.0 x 7.7 cm (860 cc) (Figure 2). CT of thorax, abdomen, and pelvis showed no other abnormalities.
case_images: Surgical incision.
case_images: CRIU2017-4876494.003.jpg
case_images: PMC5352885_01_CRIU2017-4876494.003.jpg
case_images: fig3
case_images: He was submitted to excision of the mass (Figures 3-5).
case_images: Perineum after mass resection.
case_images: CRIU2017-4876494.004.jpg
case_images: PMC5352885_01_CRIU2017-4876494.004.jpg
case_images: fig4
case_images: He was submitted to excision of the mass (Figures 3-5).
case_images: Perineum after mass resection.
case_images: CRIU2017-4876494.005.jpg
case_images: PMC5352885_01_CRIU2017-4876494.005.jpg
case_images: fig5
case_images: He was submitted to excision of the mass (Figures 3-5).
case_images: Surgical specimen.
case_images: CRIU2017-4876494.006.jpg
case_images: PMC5352885_01_CRIU2017-4876494.006.jpg
case_images: fig6
case_images: A nodular structure has been resected measuring 23.0 x 14.0 x 8.0 cm and weighting 1,170 g (Figures 6 and 7).
case_images: Surgical specimen.
case_images: CRIU2017-4876494.007.jpg
case_images: PMC5352885_01_CRIU2017-4876494.007.jpg
case_images: fig7
case_images: A nodular structure has been resected measuring 23.0 x 14.0 x 8.0 cm and weighting 1,170 g (Figures 6 and 7).
case_images: Hematoxylin and eosin-stained section.
case_images: CRIU2017-4876494.008.jpg
case_images: PMC5352885_01_CRIU2017-4876494.008.jpg
case_images: fig8
case_images: Based on morphological and immunohistochemical findings, a diagnosis of solitary fibrous tumor was determined (Figures 8-11).
case_images: Immunohistochemistry CD34.
case_images: CRIU2017-4876494.009.jpg
case_images: PMC5352885_01_CRIU2017-4876494.009.jpg
case_images: fig9
case_images: Based on morphological and immunohistochemical findings, a diagnosis of solitary fibrous tumor was determined (Figures 8-11).
case_images: Immunohistochemistry Ki67.
case_images: CRIU2017-4876494.010.jpg
case_images: PMC5352885_01_CRIU2017-4876494.010.jpg
case_images: fig10
case_images: Based on morphological and immunohistochemical findings, a diagnosis of solitary fibrous tumor was determined (Figures 8-11).
case_images: Immunohistochemistry STAT6.
case_images: CRIU2017-4876494.011.jpg
case_images: PMC5352885_01_CRIU2017-4876494.011.jpg
case_images: fig11
case_images: Based on morphological and immunohistochemical findings, a diagnosis of solitary fibrous tumor was determined (Figures 8-11).
case_images: CT scan done 1 year after resection: no evidence of recurrence.
case_images: CRIU2017-4876494.012.jpg
case_images: PMC5352885_01_CRIU2017-4876494.012.jpg
case_images: fig12
case_images: A control CT scan was done one year after resection showing no recurrence (Figure 12).
case_images: Perineal appearance after one year of tumor resection.
case_images: CRIU2017-4876494.013.jpg
case_images: PMC5352885_01_CRIU2017-4876494.013.jpg
case_images: fig13
case_images: The external appearance of perineum was excellent (Figure 13).