(SBQ12SP.64)
A 75-year old female presents to the ER after a motor vehicle collision where she was rear-ended. Her imaging studies are shown in Figures A through C. She undergoes posterior stabilization and instrumented fusion (PSIF) without complications. During surgery, C1 lateral mass screws are placed with a starting point directly beneath the medial edge of the posterior arch at the point where it joins the lateral mass. The screws are directed 10 degrees medial and 22 degrees cephalad in order to be:
QID:
3762