Figure 3From: Polymethylmethacrylate-assisted ventral discectomy: Rate of pseudarthrosis and clinical outcome with a minimum follow-up of 5 years Exemplary plain (A), extension (B) and flexion (C) radiographs of a 57 year old patient with pseudarthrosis of the operated level and without signs of ASD 7 years after surgery. The operated pseudarthrotic level C5/6 is indexed, and the spheric form of the graft material has the aim to prevent migration (A).Back to article page