Figure 4.

A 41-year-old man who underwent 1-level corpectomy of C6. (A) Immediate postoperative lateral radiograph at 2 weeks showing incongruity between the vertebral end plate and the tantalum trabecular metal (TTM) implant (kyphotic degenerative cranial vertebral end plate and lordotic implant). (B and C) Postoperative lateral radiograph at 3 and 6 months showing progressive subsidence of the TTM implant into the C5 and C7 vertebral body. (D) Postoperative lateral radiograph at 1 year showing no further subsidence of the TTM implant. (E) Postoperative lateral radiograph at 3 years showing solid fusion (no radiolucency in the perimeter surrounding the TTM implant) with preserved alignment and placement.