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Fig. 1 | Journal of Orthopaedic Surgery and Research

Fig. 1

From: Reliability and application of the new morphological classification system for chronic symptomatic osteoporotic thoracolumbar fracture

Fig. 1

VKA assessment. The angle between the extension lines of upper and lower end plates (a). The angle formed by the line connecting the inferior endplates of the adjacent vertebra and the damaged vertebra when the superior endplate of the injured vertebra was collapsed (b). The line connecting the superior endplates of the adjacent vertebra and the damaged vertebra when the inferior endplate of the injured vertebra was collapsed (c)

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