Fig. 17From: Lesions involving the outer surface of the bone in children: a pictorial reviewPeriosteal reaction post trauma. An antero-posterior radiograph of the leg bones a shows a healing fracture at the postero-medial aspect of the tibia. Adjacent cortical thickening and surrounding sclerosis are seen (arrow). Axial T2 b coronal T1 c and coronal T2 d images demonstrate a hypointense healing fracture line with the surrounding bone and soft-tissue edema Back to article page