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. 2012 May 11;470(10):2949–2953. doi: 10.1007/s11999-012-2383-7

Fig. 2A–B.

Fig. 2A–B

The surgeon should correlate the (A) external and (B) internal anatomy to ensure that excessive release is not done proximally. In Illustration A, a line is drawn depicting the course of a lateral release. Illustration B shows the muscle fibers of the vastus lateralis proximal to the spinal needle.