Chapter 24 - Chapter 24: Spinal Trauma -MVCs account for...

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Chapter 24: Spinal Trauma -MVC’s account for almost ½ (48%) of spinal cord injuries -Falls account for 14% of spinal cord injuries. -25% of all spinal cord injuries occur from improper handling of Patient. Mechanisms of Spinal Injury Extremes of Motion o Hyper-extension - head on collision o Hyper-flexion - rear end collision o Excessive Rotation o Lateral bending- T-Bone MVC o Axial Stress Compression/Axial loading - impact is likely to compress, fracture, and crush the vertebrae and herniated (rupture disks); injuries are between T12-L2 (from lifting injuries and heel-first falls) Distraction/Severe lateral bending - (hangman’s fracture) C1- C2 region o Blunt or Penetrating Trauma Results of Trauma To the Spinal Column o Column Injury C1-C2 /Atlis & Axis- >½ spinal injuries involved C7 - is also injured frequently because it is located at the transition between the flexible cervical spine and the more rigid thoracic spine T12-L2 L5-S1 NOTE : remember that the spinal cord ends @ L1/L2 region. o Cord Injury Concussion - a temporary and transient disruption of cord function. Contusion
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Chapter 24 - Chapter 24: Spinal Trauma -MVCs account for...

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