vendredi 4 mars 2011

Back Injuries

Your back is an intricate structure of bones, muscles, and other tissues extending from your neck to your pelvis. Back injuries can result from sports injuries, work around the house or in the garden, or a sudden jolt such as a car accident.
Illustration of the lumbar vertebrae                              
                           









The lower back is the most common site of back injuries and back pain. Common back injuries include
A sprain is a stretched or torn ligament. Ligaments are tissues that connect bones at a joint. Falling, twisting, or getting hit can all cause a sprain. Ankle and wrist sprains are common. Symptoms include pain, swelling, bruising and being unable to move your joint. You might feel a pop or tear when the injury happens.
A strain is a stretched or torn muscle or tendon. Tendons are tissues that connect muscle to bone. Twisting or pulling these tissues can cause a strain. Strains can happen suddenly or develop over time. Back and hamstring muscle strains are common. Many people get strains playing sports. Symptoms include pain, muscle spasms, swelling and trouble moving the muscle.
At first, treatment of both sprains and strains usually involves resting the injured area, icing it, wearing a bandage or device that compresses the area, and medicines. Later treatment might include exercise and physical therapy.
NIH: National Institute of Arthritis and Musculoskeletal and Skin Diseases
Your backbone, or spine, is made up of 26 bones called vertebrae. In between them are soft disks filled with a jelly-like substance. These disks cushion the vertebrae and keep them in place. A herniated disk is a disk that slips out of place or ruptures. If it presses on a nerve, it can cause back pain or sciatica.
Symptoms include
  • Back pain that spreads to the buttocks and legs, when the herniated disk is in your lower back
  • Neck pain that spreads to the shoulders and upper arms, when the herniated disk is in your upper back
  • Tingling or numbness
  • Muscle spasms or weakness
With treatment, most people recover. It can take a long time. Treatments include rest, pain and anti-inflammatory medicines, physical therapy and sometimes surgery. Losing weight can help, too.
  • Fractured vertebrae
These injuries can cause pain and limit your movement. Treatments vary but might include medicines, icing, bed rest, physical therapy or surgery. You might be able to prevent some back injuries by maintaining a healthy weight, lifting objects with your legs and using lower-back support when you sit.


Retried from MEDLINEPLUS  March 04,2011.

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