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Prolapsed intervertebral disc

Authoring team

Prolapsed intervertebral disc is a condition where the gelatinous nucleus pulposus squeezes through the annulus fibrosus and bulges in a posterior or posterolateral direction, beneath the posterior longitudinal ligament:

  • this causes pressure symptoms on the root below the level of herniation - most commonly S1, then L5, then L4.
  • other defects are rarer, and higher defects ought to be investigated for other causes

 

Reference

  1. Dydyk A. et al. Disc Herniation. In: StatPearls [Internet]. Treasure Island (FL): StatPearls Publishing; 2024 Jan.

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The content herein is provided for informational purposes and does not replace the need to apply professional clinical judgement when diagnosing or treating any medical condition. A licensed medical practitioner should be consulted for diagnosis and treatment of any and all medical conditions.

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