Fig. 2From: Hemosiderin deposition evaluation in hemophilic ankle joints: association between US finding and gradient-recalled echo MR imaging sequencea US finding in P4 location on right ankle shows the hypoechoic area (thin yellow arrow) with hypertrophic synovium with the intermediate-echogenicity area (thick blue arrow) that was moderately compressible (b). c The MR study in the same location confirms hemosiderinBack to article page