Clinical and demographic data and preoperative/postoperative FOSS scores.

<p>Clinical and demographic data and preoperative/postoperative FOSS scores.</p

Lateral radiographs of patient no. 4 obtained 9 and 17 years after surgery (long-term follow-up).

<p>(A) Nine years after surgery, recurrent anterior osteophytes were observed at the C3/4 and C5/6 levels. (B) Seventeen years after surgery, the osteophytes were gradually enlarged at the C3/4 and C5/6 levels.</p

Preoperative and postoperative lateral radiographs of patient no. 4.

<p>(A) Cervical osteophytes at C5/6 and OPLL at C2/3. (B) Preoperative VFSS showed that the contrast medium was obstructed at C5/6 level and the esophagus was compressed. (C) Postoperative VFSS contrast medium was not obstructed, and the osteophyte at C5/6 was excised completely.</p