Preventing brain diseases


Losing Your Memory From A Traumatic Brain Injury

Sufferers of traumatic brain injury (TBI) can
have many symptoms after a tragic accident.Brain  Damage  and  Anteretrograde  Amnesia
One of the most common symptoms is memory
loss, also known as amnesia. Memory loss andA patient with TBI may also develop
amnesia can occur in individuals with theanteretrograde amnesia -- an inability to
mildest of head injuries as well as thoseform memories of events that happened after
with  extremely  severe  brain  injuries.the injury. The reason for this is not well
understood, but an October 2006 study by
Temporary  Memory  Loss  and  TBIresearchers at the Children's Hospital of
Philadelphia found that TBIs reduce the
Some traumatic brain injury-related amnesialevels of a protein in the brain that helps
is temporary; such patients are usuallyit balance its activity. Without enough of
unable to recall what happened directlythat protein, the brain can "overload," the
before, during and after their accidents.researchers said, interfering with memory
This is often caused by edema, or a swellingformation, particularly the ability to learn
of the brain in response to the damage itnew  things.
sustained. Parts of the brain that were
uninjured in a traumatic brain injuryTreatment Options for Traumatic Brain Injury
incident may not work because the brain isPatients  with  Amnesia
pressed against the skull. As the swelling
goes down, the patient's memory returns,There is no treatment for memory loss caused
often slowly over a period of weeks, monthsby a traumatic brain injury; if the memory
or even years. Memory loss, specificallydoes not come back on its own, it is gone
temporary memory loss, can be just anforever. However, a September 2006 study
emotional side affect of the TBI, which ispublished in Neurology, the scientific
usually stress related caused by the traumajournal of the American Academy of Neurology,
of  the  injury.showed promising results in TBI patients with
anteretrograde memory loss who took the drug
Other, less common, types of memory lossrivastigmine. The drug, which is sold to
stemming from traumatic brain injury areAlzheimer's disease patients under the brand
fixed. These result from damage to the nervesname Exelon, helped patients with moderate to
and axons (connections between nerves) of thesevere memory loss score better on memory
brain itself. Brain injuries are often moretests than another group of patients that
traumatic than a regular injury as a braintook placebos. The results were not as good
cannot heal itself as other body parts,for patients who had only mild memory loss.
therefore, traumatic brain injuries can causeIf you suffer from traumatic brain
permanent damage. Fixed amnesia may includeinjury-related memory problems, you may wish
inability to remember events before theto contact an experienced TBI attorney to
injury, or loss of memory of the meanings ofdiscuss your options, which may include
certain things, such as words or smells orfiling a brain injury lawsuit in order to
objects. Less commonly, a person may notgain compensation for your medical costs.
remember skills he or she had before the TBI.



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