Neupsy Key

  Anatomical Resection Description Surgical approach Modifiers Grade 1 Partial Facet Joint Resection of the inferior facet and joint capsule at a given spinal level A/P (anterior soft tissue release…

Fig. 20.1 Preferential access routes to the interbody space at varying spinal segments Lateral – Open lateral approaches have been used for decades to access the mid-lumbar spine. Originally used…

Fig. 35.1 Intraoperative fluoroscopic image of K-wire insertion into the pedicle and vertebral body with overlying dilator Fig. 35.2 Fluoroscopic image of screw placement after facet fusion Fig. 35.3 Intraoperative…

Fig. 27.1 Serial dilators and the retractor itself are each inserted utilizing EMG neuromonitoring to detect nerve proximity and location thus minimizing the risk of neural injury during psoas transgression…

Fig. 25.1 Standing Anteriorposterior and Lateral Scoliosis x-rays showing coronal and sagittal decompensation Fig. 25.2 Axial T2 Weighted slice through lumbar segment to illustrate position of the psoas 25.4 Concave…

Fig. 29.1 Patient positioning for left lateral MIS approach to the thoracolumbar spine. Arms are abducted, and torso is fixed by supportive pads at the shoulders, sternum, sacrum, and symphysis…

Fig. 14.1 (a–c) Artist’s depiction of a technique for minimally invasive sacroiliac screw placement. A small skin and muscle opening is placed medial to the PSIS to allow entry into…

Fig. 11.1 A 55-year-old with back and radicular pain due to grade II spondylolisthesis at L5/S1. Tubular retractor in place. The decompression has been performed through a 22 mm tubular…

Fig. 37.1 (a) Facetectomy and pedicle screw cannulation. (b) Morselized bone graft prior to screw placement Once the screws are placed at all levels, an appropriate length rod contoured to…

Fig. 31.1 (a and b) AP and lateral lumbosacral plain films of a 70-year-old female with degenerative scoliosis who underwent L4–L5 laminectomy elsewhere who presents with continued back pain and…