Figure 2.

Graphical Grid for Coding Surgical Procedures. Graphical grid used to code components of the surgical procedure. Each vertebral level is designated by a row. The columns identify the possible surgical procedures performed at each level: posterior decompression, posterior fusion, posterior instrumentation, anterior decompression, anterior fusion and anterior instrumentation.

Mirza et al. BMC Musculoskeletal Disorders 2006 7:53   doi:10.1186/1471-2474-7-53
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