Fig. 1From: MRI-based cartilage changes and clinical effectiveness of autologous intra-articular platelet-rich plasma injections in symptomatic patients with moderate osteoarthritis of the kneeA female, aged 67 years, with complaint of pain in right knee. Sagittal three-dimensional double-echo steady-state (3D-DESS) magnetic resonance imaging of the knee at baseline and after a year of PRP therapy showing increase in WORMS cartilage score (A) Pre-PRP WORMS cartilage score grade 3 over lateral femoral condyle posteriorly (LFp) and lateral tibial condyle anteriorly (LTa) (B) Post-PRP WORMS cartilage score grade 1 over LFP and LTaBack to article page