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Figure 1 | BMC Musculoskeletal Disorders

Figure 1

From: Posterior short segment pedicle screw fixation and TLIF for the treatment of unstable thoracolumbar/lumbar fracture

Figure 1

Measurement of the kyphotic and lordosic angle. A shows measurement of the angle of kyphotic deformity of the fractured segment was measured as the angle between the superior endplate of the vertebral body above the affected level and the inferior endplate of the vertebral body below the affected level, where kyphosis is recorded as a positive one (alpha), and lordosis is recorded as a negative one (gamma). B shows a kyphosis example (10.8°) and C shows a lordosis one (-3.4°) measured by the PACS measurement software.

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