Fig. 22
From: Understanding a mass in the paraspinal region: an anatomical approach
Weinstein–Boriani–Biagini classification (a). A: paraspinal soft tissues; B: intraosseous (superficial); C: intraosseous (Deep); D: extraosseous (Extradural); E: extraosseous (Intradural). Fadel and Missenard classification of vertebral osteotomy (b, c, d, e). b: transversectomy; c: one-third vertebrectomy; d: two-third vertebrectomy; e: total vertebrectomy. En bloc resection of the posterior arch (f)