case_images: PMC7607953_01
case_images: Thorax computed tomography.
case_images: JDRS-2020-31-3-644-647-F1.jpg
case_images: PMC7607953_01_JDRS-2020-31-3-644-647-F1.jpg
case_images: F1
case_images: The CT imaging of the thorax revealed a poorly defined soft-tissue mass with attenuation similar to that of the adjacent muscle tissue mass in the right thoracic wall (Figure 1).
case_images: Postoperative macroscopic appearance of mass.
case_images: JDRS-2020-31-3-644-647-F2.jpg
case_images: PMC7607953_01_JDRS-2020-31-3-644-647-F2.jpg
case_images: F2
case_images: Macroscopically, the mass was approximately 13.5x8.7x2.7 cm in size (Figure 2) and histochemical analysis findings were consistent with a diagnosis of ED.