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Related Concept Videos

Herniated Intervertebral Disc l: Introduction01:29

Herniated Intervertebral Disc l: Introduction

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Intervertebral disc herniation refers to the displacement of the nucleus pulposus (the gel-like inner core of the disc) through a tear or weakened area in the annulus fibrosus (the outer fibrous ring). The displaced disc material extends beyond the normal boundaries of the disc space and may compress or irritate nearby spinal nerve roots or, less commonly, the spinal cord.Etiology and Risk FactorsHerniation commonly results from degeneration, in which aging reduces disc hydration and...
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Related Experiment Video

Updated: Apr 21, 2026

A Mobile Outside-in Technique of Transforaminal Lumbar Endoscopy for Lumbar Disc Herniations
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Lumbar disk herniation surgery: outcome and predictors.

Mahsa Sedighi1, Ali Haghnegahdar2

  • 1Department of Neurosurgery, Neurospine Section, Chamran Hospital, Shiraz University of Medical Sciences (SUMS), Shiraz, Iran.

Global Spine Journal
|November 15, 2014
PubMed
Summary
This summary is machine-generated.

Surgery for lumbar disk herniation effectively reduces radicular pain. While all three surgical methods improved pain, laminectomy showed superior outcomes according to the JOA Back Pain Evaluation Questionnaire, with female sex and negative straight leg raise predicting poorer results.

Keywords:
lumbar disk herniationoutcomepredictorssurgery

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Area of Science:

  • Orthopedics
  • Neurosurgery
  • Spinal Surgery

Background:

  • Lumbar disk herniation is a common condition causing significant pain and disability.
  • Various surgical techniques exist, but comparative outcomes and predictive factors require further investigation.

Purpose of the Study:

  • To compare the clinical outcomes of three surgical methods for lumbar disk herniation: laminectomy, microscopically assisted percutaneous nucleotomy, and spinous process osteotomy.
  • To identify factors that predict surgical success in patients with lumbar disk herniation.

Main Methods:

  • A retrospective cohort study of 148 patients undergoing surgery for lumbar disk herniation between March 2006 and March 2011.
  • Surgical outcomes were assessed using the Japanese Orthopaedic Association (JOA) Back Pain Evaluation Questionnaire, Resumption of Activities of Daily Living scale, and Visual Analog Scale (VAS) for pain.
  • Statistical analysis included chi-square tests, Mann-Whitney U tests, Kruskal-Wallis tests, repeated measure analysis, and logistic regression to identify predictive factors.

Main Results:

  • Ninety-four percent of patients reported satisfaction with their surgery.
  • Visual Analog Scale (VAS) documented a 93.3% success rate in reducing radicular pain.
  • Laminectomy demonstrated superior outcomes based on the JOA Back Pain Evaluation Questionnaire, particularly for low back pain and lumbar function.
  • Female sex and negative preoperative straight leg raising were identified as predictors of ineffective surgical treatment.

Conclusions:

  • Surgical intervention for lumbar disk herniation is highly effective in alleviating radicular pain.
  • While all surgical approaches reduced pain, laminectomy yielded significantly better functional outcomes.
  • Patient satisfaction is strongly associated with the relief of radicular pain.