Fig. 4From: Post-arthroscopic osteonecrosis of the medial tibial plateau: a case seriesCase 1 patient: preoperative T2-weighted magnetic resonance imaging left knee: slight edema of the medial tibia plateau, medial meniscus lesion. The single arrow points to the meniscus lesion, the group of three arrows point to the edema of the medial tibial plateauBack to article page