Skeletal Trauma > Lumbar Spine > Normal Anatomy

Lumbar Spine Anatomy

The following radiographs show normal lumbar spine anatomy.
AP View Lateral View

  • Progressing caudally, the vertebral bodies increase in stature. The disc spaces also increase in size until L5-S1, which is often smaller than L4-L5.
  • Like the thoracic spine, the vertebral bodies should have smooth alignment and continuous sclerotic margins.

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