Fig. 1

Preoperative photograph of left thigh showing a giant mass on the anterolateral region of left thigh (A). Anteroposterior radiograph of the left thigh showing a giant soft-tissue mass located at the left thigh without periosteal reaction of femur shaft (B). Coronal and axial Magnetic resonance imaging (MRI) of the left thigh showing the large pseudotumor masses on the anterolateral region of left thigh (C, D). Axial computerized tomography of leg showed intramuscular hematoma in left thigh (E–H). Diffusion weighted MRI and T2 weighted MRI of the brain showed there were multiple acute cerebral infarctions in bilateral lateral ventricles (internal border zone) and multiple ischemic foci in the white matter areas and basal ganglia of the bilateral cerebral hemispheres (I–L)