Figure 7b. Superficial malignant fibrous histiocytoma in the upper thigh of a 78-year-old man. (a) Coronal T1-weighted (700/13) SE MR image shows a large hypointense mass (arrows) that has arisen in the subcutaneous tissue and has invaded and penetrated the tensor fascia lata. (b) Axial T2-weighted (2540/80) SE MR image shows heterogeneously hypointense signal in the mass, as well as abnormal thickening of the tensor fascia lata (arrow).