Osteoblastic Osteosarcoma Arising beneath an Osteochondroma in an 11-Year-Old Male with Multiple Hereditary Exostoses

<div>MRI with (a) coronal T2W1 demonstrates heterogeneous signal intensity, (b) coronal T1W1 with contrast, and (c) axial T1W1 with contrast demonstrates moderate heterogeneous enhancement. There were no skip lesions.</div>

Case Reports in Orthopedics

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Figure 2

Figure 2: Osteoblastic Osteosarcoma Arising beneath an Osteochondroma in an 11-Year-Old Male with Multiple Hereditary Exostoses 