Fig. 2
Intra-articular parameters before and after temporary epiphysiodesis. a-d Anteroposterior (a.p.) radiograph of the right knee joint of a 12-year-old girl with predicted idiopathic leg length discrepancy (LLD) of 2.8 cm. e-h a.p. radiograph of the right knee after 18 months of treatment by temporary epiphysiodesis around the knee using RigidTacksTM (Merete, Berlin, Germany). i-l a.p. radiograph of the right knee 7 months after implant removal at last follow-up. a – Femoral floor angle (FFA). b Tibial roof angle (TRA). c Width at femoral physis (WFP). d Femoral notch-intercondylar distance (FNID). e FFA. f TRA. g WFP. h FNID. i FFA. j TRA. k WFP. l FNID