case_images: PMC5055936_01
case_images: Left sided posterior pleural-based mass.
case_images: CRIONM2016-9581395.001.jpg
case_images: PMC5055936_01_CRIONM2016-9581395.001.jpg
case_images: fig1
case_images: She underwent a CT which revealed a pleural-based mass 3.3 cm x 2.0 cm of the left lower lobe involving the 9th rib posteriorly, in Figure 1.
case_images: (a) Proliferation of bland spindle cells with elongated nuclei and eosinophilic cytoplasm (hematoxylin and eosin, 400x magnification). (b) Desmin immunohistochemical stain is positive (400x magnification). (c) Beta-catenin is negative (400x magnification).
case_images: CRIONM2016-9581395.002.jpg
case_images: PMC5055936_01_CRIONM2016-9581395.002.jpg
case_images: fig2
case_images: The final pathology examination revealed a well-capsulated SMT-UMP of pleural origin measuring 3.5 x 3.0 x 2.4 cm with no evidence of rib involvement by the tumor, in Figure 2.