Figure 4From: Tardy posterior interosseous nerve palsy resulting from residual dislocation of the radial head in a Monteggia fracture: a case report Intra-operative findings. (A) The radial nerve is encased in fibrotic tissue that also enveloped the posterior interosseous nerve and lay anterior and superior to the dislocated radial head. (B) After dissection, the posterior interosseous nerve is compressed at the radial head and wraps around the medial side of the radial neck.Back to article page