“…Furthermore, the deficit turned out to be transitory; in fact, while the surgeons were discussing the case and deciding to remove the drain, the patient spontaneously recovered strength, and after removing it, sensation and pain also improved. Transient motor neurological deficits have been described as a complication of lumbar spinal surgery [6][7][8][9][10][11][12] . However, while they are relatively common after lateral and extremely lateral lumbar interbody fusions, with a rate that ranges from 1% to 3%, they are rarer after PLIF and their exact frequency is not known 8,[11][12][13][14] .…”