Figure 2.

An example of reversal of natural degenerative course by ACRFP. A 70 years old male patient having grade IV OA over his right knee: A, pre-operative standing AP view showing grade IV OA over medial compartment of right knee; B, three years after ACRFP, the joint space reopened, the FTA improved from 7 degrees varus to 3 degrees varus.

Lyu et al. BMC Musculoskeletal Disorders 2012 13:226   doi:10.1186/1471-2474-13-226
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