<P> The top of the iliac crests also marks the level of the fourth lumbar vertebral body ( L4 ) , above or below which lumbar puncture may be performed . </P>
<P> The top of the iliac crests also marks the level of the fourth lumbar vertebral body ( L4 ) , above or below which lumbar puncture may be performed . </P>
what vertebra is at the level of the iliac crest
what vertebra is at the level of the iliac crest
the fourth lumbar vertebral body ( L4 )
the fourth lumbar vertebral body ( L4 )