Satoshi Kawaguchi, Keiko Horigome, Hideki Yajima, Takashi Oda, Yuichiro Kii, Mitsunori Yoshimoto, Tsuneo Takebayashi, Toshihiko Yamashita


June 2010, Volume 19, Issue 6, pp 901 - 906 Original Article Read Full Article 10.1007/s00586-010-1286-0

First Online: 04 February 2010

To determine the role of percutaneous vertebroplasty (PVP) in bone formation and the union of vertebral pseudarthrosis, we analyzed 14 patients with an average follow-up duration of 21 months. Evaluation methods included back pain (visual analog scale: VAS), wedge angle, dynamic mobility, radiographic remodeling including callus and spur formation, and union status. The Student's t test was used for statistical analysis and a probability of less than 0.05 was determined as a significant difference. Back pain improved in all 14 patients with a VAS score of 57.8 ± 23.5 mm (average ± standard deviation) preoperatively and 14.7 ± 16.4 mm at the final follow-up (P 


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