Injuries to spinal cord and vetebral bodie1

Injuries to spinal cord and vetebral bodie1 - Sprain/strain...

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Injuries to spinal cord and vetebral bodies This note covers injuries to the spinal cord and vertebral bodies Introduction In the spine there are: 24 vertebrae 48 facet joints 24 discs Ligaments Anatomy changes along the Spinal column Orientation of facet joints Curvature of the spine Attachment of ribs Size and shape Movements of the Spine Composite of translation and rotational displacement of vertebrae along 3 axis Moment = Force x Distance Force applied further away from the pivot results in greater moment In every standing or sitting position the load on the spinal column is increased, it is only reduced when lying down. Injuries to the Back Very common Single most common cause of time off work Common cause of litigation Structural = Fractures and dislocation Non-structural = Back pain, Discs, Ligaments, Muscles , CNS Mechanism of Injury Critical to understanding injury Equally important in structural and non structural injuries Whiplash Common Rear shunting of a stationary vehicle
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Unformatted text preview: Sprain/strain of paravertebral muscles Trapezius in particular Significant medico-legal/work/social and economic effects Disc Disease/Injury Tension and compression injuries Bulging disc/Hernia of nuclear pulposus due to wear and tear (slipped disc) Non-contained hernia of nuclear pulpous Sequestrated Disc fragment of nuclear pulposus separates from non-contained hernia Symptoms = Asymptomatic. Back pain. Sciatica - pain in legs once exclusion of problem with legs have been investigated Management = Avoid heavy lifting, Lift objects close to body, Pain killers Fractures and Dislocations Axial compression Flexion/extension Damage to the spinal cord is not reversible Osteoporotic Fractures Affects vertebral bodies Affects anterior 2/3rds of vertebral body Repaired with vertebroplasti where anterior 2/3rds are bulked out with bone cement to remove symptoms of pain...
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Injuries to spinal cord and vetebral bodie1 - Sprain/strain...

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