9-year-old male with history of thigh mass resected September 2015; per pathology report, the mass was determined to be myofibroblastic and histiocytic proliferation without evidence of malignancy Within the subcutaneous tissues of the lateral right thigh is a small focus of T2 hyperintensity which demonstrates enhancement following contrast administration. The area now measures 1.3 x 0.4 x 2 cm as compared to 1.7 x 0.6 x 2.7 cm previously. There is no evidence of a discrete enhancing mass. No additional lesions or abnormal enhancement is identified within the thigh. The underlying muscle signal and caliber is normal. The bone marrow signal of the femur is normal.
Small focus of enhancement within the subcutaneous tissues of the lateral right thigh likely represents an area of scarring and has decreased from the prior exam. There is no discrete enhancing mass identified.