Evaluating the Reliability of Anatomic Landmarks in Safe Lumbar Puncture Using Magnetic Resonance Imaging: Does Sex Matter?

Figure 1

Mid-sagittal T1-weighted MRI of lumbosacral spine. Each vertebra is divided into 3 equal parts of upper, middle, and lower segments. Vertebral segments and disc spaces were numbered consecutively from T12 upper segment downward to L5S1 intervertebral disc.