Figure 2: (a) Needle tip medial to the tip of TP [transverse process] (b) LA spread dorsal to the TP. (c) Diffusion of LA along the posterior and anterior thoracolumbar fascia. (d) Spread of LA from dorsal of TP to ventral of TP in the lumbar plexus area
![Figure 2: (a) Needle tip medial to the tip of TP [transverse process] (b) LA spread dorsal to the TP. (c) Diffusion of LA along the posterior and anterior thoracolumbar fascia. (d) Spread of LA from dorsal of TP to ventral of TP in the lumbar plexus area](articles/2023/17/2/images/SaudiJAnaesth_2023_17_2_147_371450_f2.jpg)