the Risks of Multiple Concussions and Cognitive Decline - Neurosurgery

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Multiple concussions


Hello doctor, I have had four concussions in the past two years (the most recent one was in early August), and I am still experiencing issues with attention, judgment, and memory.
I am currently taking Micronutrients.
Can you tell me if my risk of developing dementia in the future (such as early-onset dementia or CTE) is high? Also, is there a possibility for my current symptoms to improve?

Liu, 20~29 year old female. Ask Date: 2021/09/09

Dr. Zhao Shaoqing reply Neurosurgery


Hello: After a head injury, there is a higher likelihood of future brain atrophy.
If you experience issues with attention, judgment, or memory after discharge, we recommend that you follow up with the Neurosurgery outpatient clinic at our hospital.
The Ministry of Health and Welfare Changhua Hospital cares about your well-being.

Reply Date: 2021/09/09

More Info


Hello! Thank you for reaching out with your concerns regarding multiple concussions and the potential risks associated with cognitive decline. It's important to understand the implications of repeated head injuries, especially in the context of your recent experiences.

First, let's discuss the relationship between concussions and cognitive decline. Research has shown that multiple concussions can increase the risk of developing various neurological conditions, including Chronic Traumatic Encephalopathy (CTE), which is a progressive degenerative disease of the brain found in individuals with a history of repetitive brain trauma. Symptoms of CTE can include memory loss, confusion, impaired judgment, impulse control problems, aggression, depression, and eventually progressive dementia. While CTE is often associated with athletes in contact sports, it can occur in anyone who has experienced repeated head injuries.

Regarding your specific situation, having had four concussions in two years is concerning. The cumulative effect of these injuries can lead to long-term cognitive issues. Studies suggest that individuals with a history of multiple concussions may experience a higher risk of developing neurodegenerative diseases later in life, including early-onset dementia. However, it's essential to note that not everyone who suffers multiple concussions will develop these conditions, and individual risk factors such as genetics, age, and overall health play a significant role.

As for your current symptoms—attention, judgment, and memory issues—there is potential for improvement, especially with appropriate management and rehabilitation. The fact that you are currently taking medications like Micronutrient (彌可保) suggests that you are under medical care, which is a positive step. Cognitive rehabilitation therapy, which focuses on improving cognitive functions through structured exercises and strategies, can also be beneficial. Working with a neuropsychologist or a specialist in brain injuries can provide you with tailored strategies to help manage and potentially improve your cognitive symptoms.

It's crucial to monitor your symptoms closely and maintain open communication with your healthcare provider. If you notice any worsening of your symptoms or new issues arising, it's essential to seek medical advice promptly. Additionally, engaging in a healthy lifestyle—such as regular physical activity, a balanced diet, adequate sleep, and stress management—can support brain health and recovery.

In summary, while there is an increased risk of cognitive decline associated with multiple concussions, individual outcomes can vary significantly. Early intervention, ongoing medical care, and lifestyle modifications can play a crucial role in managing symptoms and potentially improving cognitive function. Please continue to work closely with your healthcare team to address your concerns and monitor your progress. Take care!

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