There are many brain injury symptoms associated with memory loss. There are simply too many to cover here but we will discuss some of the major symptoms of memory loss below.
If you are experiencing any of these symptoms, it is important that you contact your primary care physician. If there is a sudden onset, you should call 911 or go to your local hospital emergency room.
Syncope can be the result of reduced blood flow to the brain. It is a temporary loss of consciousness. Syncope can also be caused by anxiety or other psychological factors.
Apraxia refers to the inability to perform a motor movement (action) that had been learned. There are different types of Apraxia. Being able to open or close an eyelid, make speech gestures, or being unable to move an arm or leg on command. Some forms of Apraxia involve inability to dress, walk, hold or use a pencil, etc.
Reading Disabilities can also be a brain injury symptom associated with memory loss. This could involve inability to read words as a whole, diminished speed of reading or loss of ability to comprehend the words. Most common in memory loss is the inability to remember what one has just read such that you have to re-read the material over and over to retain the meaning or information.
Agnosia refers to the inability to recognize previously meaningful objects. There are many types of agnosias. Some of the more common include the inability to recognize sounds even when the hearing sense is intact. Another is the impaired ability to discriminate objects based on their weight, size or shape even though vision is intact.
Anosognosia is a complex word that simply means that the person is unaware of their deficit. For example, one type involves lack of awareness of the left visual field but not realizing it. This is different from denialwhich is psychological, where as anosognosia is a symptom which is the result of injury or dysfunction of a part of the brain.
Anterograde Amnesia is a symptom of memory loss where the person is unable to retain new information. Doctors often want to know how long this amnesia lasted after a traumatic brain injury (TBI).
Retrograde Amnesia is a similar brain injury symptom of memory loss except the memory loss refers to what not remembered prior to the injury. A person has a car accident and has memory loss of perhaps 15 minutes prior to the accident occurring. This would be the period of retrograde amnesia.
Transient Global Amnesia is a medical symptom sometimes seen with memory loss. This refers to the loss of a period of all memory during a period of time even though the person functioned and carried out activities such as work or driving a car. It has a sudden onset and usually resolves within a day.
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Executive Dysfunction is a brain injury symptom that often accompanies memory loss. Executive functions involve the frontal lobe of the brain (front part). Planning and attention are executive functions that can severe as the basis of memory. They involve goal-directed behavior and decision making abilities.
Personality Changes can also be a brain injury symptoms of memory loss. Losing interest in sports, hobbies, or even forgetting how to engage in a favorite hobby can be a medical symptom. Withdrawing from family or friends could be a symptom of memory loss. Changes in usual behavior patters can certainly be a sign of memory loss.
Some sources of more information on this topic include:
The Patient History: Evidence-Based Approach (Lange Medical Books) by Lawrence Tierney and Mark Henderson.
Could It Be B12?: An Epidemic of Misdiagnoses by Sally M. Pacholok RN and Jeffrey J. Stuart DO