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Chordoma is a rare and invasive malignant tumor which primarily relies on surgical treatments. Anticipation of its recurrence and patient survival longevity has been a critical issue of the treatments. This retrospective study examined the survivin expression of sacral chordoma in 30 patients undergoing surgery in our hospital from January 2000 to July 2010, and compared it with chordoma recurrence...
Sacral chordoma is a vessel-rich and infiltrative tumor, but the fundamental knowledge of its biological behavior remains unknown. This study was designed to investigate the expression levels and contributions of vascular endothelial growth factor (VEGF) and matrix metalloproteinase-9 (MMP-9) in the angiogenesis and recurrence of sacral chordoma and their correlations. An immunohistochemical method...
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