PMC3307455_01
Histopathology of resected thigh mass showing, (a) haphazardly arranged bland spindle cells with interspersed collagen fibers, (H and E, x250); and (b) infiltration into the surrounding muscles (H and E, x400)
JCytol-29-57-g001.jpg
PMC3307455_01_JCytol-29-57-g001.jpg
F1
At places, the tumor was invading and infiltrating the surrounding muscles resulting in degenerative changes of muscle fibers [Figure 1].
FNA smears showing; (a) cluster of bland looking plump spindle to oval cells with cytoplasmic processes (Giemsa, x400); (b) scattered plump oval cells and collagen fragment (Giemsa, x400), Inset-cells showing strong vimentin positivity (IHC, x400)
JCytol-29-57-g002.jpg
PMC3307455_01_JCytol-29-57-g002.jpg
F2
Immunocytochemistry (IC) for vimentin was performed and showed strong cytoplasmic positivity [Figure 2].