PMC5055936_01
Left sided posterior pleural-based mass.
CRIONM2016-9581395.001.jpg
PMC5055936_01_CRIONM2016-9581395.001.jpg
fig1
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.
(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).
CRIONM2016-9581395.002.jpg
PMC5055936_01_CRIONM2016-9581395.002.jpg
fig2
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.