disc protrusion

2 months ago
11

Shows a lateral and a superior cross-sectional view of a lumbar inter-vertebral disc protrusion. The nucleus pulposus degenerates, increasing pressure on the annulus fibrosus. Annulus micro-tears occur and weaken the disc wall, resulting in the nucleus pulposus protruding into the annulus fibrosus. The annulus bulges and irritates the adjacent spinal cord and nerve root.

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