Chondroblastoma of the Knee Treated with Resection and Osteochondral Allograft Reconstruction

Figure 3

T1 TSE axial (a) and sagittal (b) images and T1 TSE w/FS axial (c) image showing a lytic lesion with sclerotic borders involving the posterior aspect of the medial femoral condyle and abutting the posterior articular surface with 3 mm collapse of the subchondral bone and breach of the chondral surface.

(a)

(b)

(c)