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Understanding Traumatic Brain Injury (TBI): What You Need to Know

By California Chronic Care Coalition

March 21, 2025

Traumatic Brain Injury (TBI) is a significant health issue that can impact individuals in many different ways. TBIs occur when a sudden blow or jolt (trauma) to the head causes the brain to move within the skull. Whether caused by a sports accident, a fall, or a car accident, a TBI can change lives permanently.  The brain is a delicate organ, and even a small impact can have long-lasting effects.

Common causes of TBIs include:

  • Falls: A leading cause of TBI in adults and children, especially among the elderly and young children.
  • Vehicle Accidents: Car, truck, and motorcycle accidents often result in head trauma.
  • Sports Injuries: Athletes in contact sports like football, soccer, and hockey are at higher risk for TBIs.
  • Assaults and Violence: Physical violence, including domestic violence or physical altercations, can lead to head injuries.
  • Workplace Accidents: Jobs that involve heavy machinery or working at heights can increase the risk of sustaining a TBI.

If there is any chance you’ve had an impact to your head you should be checked out. Problems are not always immediately apparent. Medical professionals can conduct several tests to assess the severity of the injury. Common diagnostic methods include a neurological examination where doctors assess the patient’s cognitive function, coordination, and physical responses. Imaging Tests like CT scans and MRIs are commonly used to identify bleeding, swelling, or structural damage to the brain. Finally, the Glasgow Coma Scale (GCS): This scale measures the level of consciousness and helps determine the severity of the TBI.

Yet, TBIs are often underreported or misdiagnosed due to many factors including not being documented in Emergency Department medical records. TBI symptoms can vary so providers not working with TBIs regularly may misdiagnose due to inconsistent symptoms and lack of recognition. Confusion, headache, or dizziness can be attributed to other causes and can potentially mask the TBI. Some TBIs have delayed symptom onset, providers may not see evidence of a TBI unless a patient returns to care. The delay can also lead to more damage. In the case of an accident, more obvious damage may lead to the TBI being treated later or missed. Imaging also has limits. Subtle or microscopic damage can be missed. Patients also play a role in this as often they don’t realize they incurred TBI through a fall, or what happened is too embarrassing for them to report to the doctor.

If there is a brain injury, treatment will depend on the severity and the specific symptoms a person exhibits. In general, treatment options may include Mild TBI or concussion which often involves rest, both physical and mental, along with monitoring for any changes in symptoms. Moderate to Severe TBI may require emergency treatment to stabilize the patient. This may include medications to reduce brain swelling, surgical procedures to remove blood clots or repair fractures, and other interventions to prevent further damage. Rehabilitation is often necessary to help individuals regain lost functions. This can involve physical therapy, speech therapy, occupational therapy, and cognitive therapy to help recover abilities, relearn them or adapt to new resulting challenges. The long-term effects of a TBI can vary depending on the severity of the injury, the area of the brain affected, and how quickly the person receives treatment.

The long-term effects are the most worrisome as some people may recover fully and can change lives forever due to permanent effects. People can experience:

  • Cognitive Changes such as difficulty with memory, attention, and problem-solving can occur. People may also experience slower processing speeds and difficulty with multitasking.
  • Physical Effects can include chronic headaches, dizziness, fatigue, and mobility issues (such as difficulty walking or coordinating movements).
  • Emotional and behavioral changes can mean their personality can change with new mood swings, anxiety, depression, and irritability. Some individuals may also develop post-traumatic stress disorder (PTSD) or other mental health issues following TBI.
  • Post-Concussion Syndrome (PCS) is developed by some individuals who experience a concussion. This is a condition where symptoms like headaches, dizziness, and cognitive difficulties persist for weeks, months, or even years.
  • Increased Risk of Alzheimer’s and Other dementia is confirmed by research that shows individuals with severe or repeated TBIs may be at higher risk for developing neurodegenerative conditions, including Alzheimer’s disease and chronic traumatic encephalopathy (CTE).

TBIs are a serious condition that affects millions of people each year. While not all TBIs are preventable, you can take steps to reduce your risk, such as wearing protective gear like helmets. Protective gear can mitigate the effects and the severity of TBIs. If you believe you’ve suffered a TBI get to a doctor early even if you don’t think there has been damage. Early diagnosis and treatment can make a significant difference in recovery. Understanding the risks, treatment options, and long-term effects of TBI can help individuals take steps to protect themselves and others. If you or someone you know has experienced a head injury, seeking medical attention promptly is essential to ensure the best possible outcome. You can learn more about TBI through the Brain Injury Association of America, the Mayo Clinic, or the National Institutes of Health (NIH).