Fig. 4From: Accuracy of pedicle screw insertion for unilateral open transforaminal lumbar interbody fusion: a side-by-side comparison of percutaneous and conventional open techniques in the same patientsA representative clinical case of pedicle screw insertion in an obese patient. a A 71-year-old woman with a body mass index of 32 placed in the prone position. b Visualization of the L5 pedicle on the fluoroscopic axial view is blurred on the right sideBack to article page