What Is a Coup-Contrecoup Lesion? - Oren Zarif - Brain Damage

When a direct blow to the head causes severe bruising on the brain, the resulting injury is referred to as a coup-contrecoup lesion. Known as a COO lesion, it occurs when the brain jars against the skull, tearing internal tissues and blood vessels. The result is swelling and internal bleeding. When brain bruising occurs, the victim may experience seizures, loss of consciousness, or both.

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Some people experience mild traumatic brain injury symptoms immediately after the accident, but these symptoms can occur several days or weeks later. Most are temporary and only last a few weeks, but in some cases they can last for months. If they are severe, counseling may be required. However, a physician can prescribe medication that can help treat these symptoms. In rare cases, the person may experience permanent or severe problems. While they may be relatively minor, these symptoms can cause a significant amount of stress for the injured party and their family.

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Different types of brain injuries affect different parts of the brain. A diffuse brain injury affects the whole brain and may cause a general lack of consciousness, while a focal injury only damages one part of the brain. The brain is composed of different parts: the cerebrum, the brainstem, and the cerebellum. Each lobe has different functions. Damage in one of these areas can affect the ability to speak, think, and make judgments. Damage to a specific area of the brain can lead to personality changes and impulsivity.

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While TBI may be painful, recovery time will be shorter than for a mild TBI. For example, some people who sustain a moderate or severe TBI may be able to return to normal activities within a few weeks. Others, however, will require lifetime care. The long-term effects of a TBI may not be apparent for years. If the damage is severe enough, some people may have an increased risk of developing dementia, Alzheimer disease, or Parkinson disease.

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A traumatic brain injury can be caused by a blow to the head, body, or both. The extent of damage depends on the force of the impact and the nature of the injury. The most common causes of traumatic brain injury are car crashes, falls, sports, and assaults with or without weapons. A study conducted by the U.S. Food and Drug Administration showed that approximately 1.5 million adults and children in the United States will experience mild or moderate traumatic brain injuries each year. About 235,000 people will require hospitalization for a moderate or severe traumatic brain injury, and about 50,000 people will die.

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There are many ways to diagnose brain damage. Several of the most common are described below. The most common type of injury is traumatic brain injury (TBI). There are many types of traumatic brain injury, including congenital and genetic disorders. Several other terms used are "primary" and "secondary" as well as "focal" and refer to the severity of the damage. Neuroplasticity is the ability of the brain to heal itself and compensate for the damage that has occurred.

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Regardless of the type of brain injury, it's important to seek medical attention as soon as possible. While minor traumatic brain injuries may not seem dangerous, they may still require medical treatment, including surgery and medication. The goal of treatment is to limit any damage to the brain and maximize its ability to recover. While these injuries may be mild, they can still lead to serious complications, and it is imperative that a patient is diagnosed correctly so that the effects of the injury can be minimized.

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The duration of confusion is another common symptom of brain injury. A person suffering from a major head injury may experience a period of confusion, also known as post-traumatic amnesia. In this state, the individual may not remember recent events and may repeat things they've already said. The longer the time of confusion, the more damage has occurred in the brain. In most cases, the patient will not be able to function normally for longer than a few days.

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Mild TBI symptoms can include dizziness, confusion, and headache. Some people may experience ringing in the ears, bad taste in mouth, or lightheadedness. Severe TBI symptoms include inability to move limbs, convulsions, and inability to awaken from sleep. Further, TBI patients may experience loss of coordination, speech, and the ability to follow directions. It's important to seek medical care as early as possible because brain injuries can deteriorate quickly without treatment.