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Fig. 5 | Journal of Orthopaedic Surgery and Research

Fig. 5

From: Effect of Percutaneous Kyphoplasty on the progression of intervertebral disc degeneration: a retrospective cohort study

Fig. 5

Comparison of pre- and post-operative Modified Pfirrmann Grading System grades between the experimental and control groups (Ridit analysis). Disc degeneration post-operatively was demonstrated in the experimental group, but was not observed in the control group. A: Upper disc of the experimental group; B: Lower disc of the experimental group; C: Upper disc of the control group; D: Lower disc of the control group Pre Preoperative, Post Post-operative

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Journal of Orthopaedic Surgery and Research

ISSN: 1749-799X