Fig. 1. Magnetic resonance imaging showing a grade 4 osteochondritis in the femoral condyle. (A) Coronal T1 sequence showing the defect in the femoral condyle; the size was 1 cm. (B) Sagittal T2 sequence showing the defect in the medial femoral condyle and mild edema in the surrounding area. (C) Sagittal T2 sequence showing the defect in the medial femoral condyle; the size was 2 cm.
© Knee Surg Relat Res
