Lumbar disc herniation

Lumbar disc herniation - limits spinal movement If the...

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Lumbar disc herniation Lumbar disc herniation informally and misleadingly called a "slipped disc” is a medical condition affecting the lumbar spine, in which a tear in the annulus fibrosus of an intervertebral disc allows the soft, central nucleus pulposus to bulge out. Symptoms Lumbar disc herniations are almost always postero-lateral in nature owing to the presence of the posterior longitudinal ligament in the spinal canal. A herniated disc may result in the release of inflammatory chemical mediators which may directly cause severe pain; or result in impingement of the lumbar nerve roots causing the symptoms of Sciatica or Cauda Equina Syndrome (CES). The symptoms of a herniated lumbar disc may cause little or no symptoms if only the tissue of the disc is affected. More commonly it can cause unrelenting lower back pain following the sensation that “something has gone” in the back. Pain can be worsened by movement, coughing or sneezing and often
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Unformatted text preview: limits spinal movement. If the herniation applies pressure to the nerve roots either sciatica or cauda equina Sciatica is a set of symptoms that are caused by general compression and/or irritation of one of five spinal nerve roots that give rise to each sciatic nerve. Symptoms of sciatica include:-• Tingling, burning or a dull ache which originates in the lumbar spine and radiates down the posterior aspect of the thigh, calf and into the foot • The pain is usually unilateral • Patient may also experience weakness and numbness in the areas affected Cauda Equina Syndrome is a neurological emergency which can lead to permanent paraplegia. Signs and symptoms include:-• Weakness on the muscles in the legs • Sensory loss in the saddle region (referred to as saddle anaesthesia) • Autonomic dysfunction:-o Sphincter weakness leading to urinary retention and bowel incontinence o Impotence and sexual dysfunction...
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This note was uploaded on 12/04/2011 for the course ANTHRO 2000 taught by Professor Monicaoyola during the Fall '10 term at Broward College.

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Lumbar disc herniation - limits spinal movement If the...

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