Fig. 4

A X-ray AP view of Chest and Right shoulder showing a soft tissue lesion in the deltoid region; B- X-ray AP view of right Hip shows a Lytic lesion in the supra acetabular region of the right ileum and right femoral shaft with thinning of the cortex; C- PET scan showing FDG Avid lytic lesion in Acetabulum, Ischium and head of the right femur; D- PET Scan sagittal section shows multiple FDG Avid lesions in Sternum, L 3 Vertebra, and iliac bones; E & F- Shows large, round to polygonal cells with well-defined cell borders and abundant granular cytoplasm, round– vesicular nucleus with prominent nucleoli arranged in sheets (H & E, 10 X & 40 X respectively); G- Immunohistochemistry with CD 34, showing positivity in the capillaries amidst the tumor cells (40X); H- Immunohistochemistry showing strong diffuse Nuclear positivity with TFE3 in the Tumor cells (100X) (Case 9)