{"id":48874,"date":"2026-09-15T23:02:41","date_gmt":"2026-09-15T23:02:41","guid":{"rendered":"https:\/\/chglawyers.com\/resources\/glossary\/what-happens-when-a-person-is-paralyzed\/"},"modified":"2026-10-12T04:58:42","modified_gmt":"2026-10-12T04:58:42","slug":"what-happens-when-a-person-is-paralyzed","status":"publish","type":"page","link":"https:\/\/chglawyers.com\/resources\/glossary\/what-happens-when-a-person-is-paralyzed\/","title":{"rendered":"What Happens When a Person Is Paralyzed: Medical"},"content":{"rendered":"\n
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Spinal Cord Injury & Paralysis<\/p>

What Happens When a Person Is Paralyzed: The Medical Reality<\/h1>

Understanding the immediate and long-term effects of spinal cord injury, and what recovery and adaptation look like.<\/p>

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By CHG Lawyers \u00b7 Published October 03, 2026<\/p>\n\n

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Paralysis After an Accident: What Happens, What Recovery Looks Like, and Your Legal Claim<\/h2>\n

Paralysis is the loss of voluntary muscle control. It happens when damage to the nervous system\u2014the brain, spinal cord, or peripheral nerves\u2014interrupts signals that tell muscles to move. When these signals are blocked, the person loses the ability to control movement below the damage site.<\/p>\n

If you or someone you love became paralyzed after a truck crash, car accident, fall, or assault on someone else’s property, this article explains what paralysis is medically, what your life may look like, and what legal options may be available to you.<\/p>\n\n

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If your injury resulted from someone else's negligence or wrongdoing, you may have a legal claim to recover the costs of this lifelong care. Talk it through with our team — the first consultation is free, confidential, and carries no obligation.<\/p>

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What Paralysis Actually Is: The Medical Reality<\/h2>\n

According to the National Institutes of Health<\/a>, paralysis occurs when messages between the brain and muscles are disrupted\u2014usually by damage to the spinal cord or brain itself.<\/p>\n

The spinal cord is a bundle of approximately 31 pairs of nerves running through your spine. It carries signals that control movement, sensation, and critical bodily functions like breathing and digestion. When trauma damages that pathway, those signals cannot reach the muscles. The person loses the ability to move the affected body parts.<\/p>\n

The key question is whether the nerve damage is complete or incomplete.<\/strong> This determines whether recovery is possible and shapes your entire long-term outlook.<\/p>\n

Complete vs. Incomplete Spinal Cord Injuries: Why This Matters<\/h2>\n

A complete spinal cord injury<\/strong> means the nerve fibers are fully severed or destroyed across the entire width of the spinal cord at the injury site. No signals pass below that point. The person typically experiences permanent paralysis and loss of sensation below the injury level. With current medical treatments, voluntary movement typically does not return.<\/p>\n

An incomplete spinal cord injury<\/strong> means some nerve fibers remain intact and functional. Signals can still travel across the injury site, even if partially. This preserved nerve function creates the biological foundation for recovery. Many people with incomplete injuries regain partial movement and sensation through intensive rehabilitation, especially in the first months and years after injury. Recovery is not guaranteed, but it is possible.<\/p>\n

Your medical team will determine injury completeness through imaging (MRI, CT scan) and clinical testing. This information is critical to understanding your prognosis and rehabilitation potential.<\/p>\n

Paraplegia vs. Quadriplegia: Where the Damage Is Determines What You Lose<\/h2>\n

The type of paralysis depends on where the spinal cord is damaged:<\/p>\n

Paraplegia<\/a><\/strong> is paralysis of the lower body and legs. It results from damage to the mid-back or lower-back spinal cord (the thoracic or lumbar spine). The person retains full use of their arms, hands, and upper body. They cannot move or feel their legs.<\/p>\n

Quadriplegia<\/strong> (also called tetraplegia<\/a>) is paralysis of all four limbs and often the torso. It results from damage to the neck or upper-back spinal cord (the cervical spine). The person loses movement and sensation in the arms, hands, legs, and feet. If the injury is very high on the neck, breathing may be affected. The person may require a ventilator to breathe.<\/p>\n

The ASIA Impairment Scale: Understanding Your Medical Classification<\/h2>\n

Medical professionals worldwide use the ASIA Impairment Scale<\/strong> (American Spinal Injury Association) to classify spinal cord injury severity. This is the clinical standard. Understanding your ASIA classification helps you grasp what your diagnosis means and track recovery over time.<\/p>\n

The scale ranges from A to E:<\/p>\n