![]() ![]() It can result from being the victim of a violent crime or experiencing other trauma. Mild head injuries typically don't cause lasting amnesia, but more-severe head injuries may cause permanent amnesia.Īnother rare type of amnesia, called dissociative amnesia, stems from emotional shock or trauma. This is especially common in the early stages of recovery. Head injuries that cause a concussion, whether from a car accident or sports, can lead to confusion and problems remembering new information. Certain medicines such as benzodiazepines or others that act as sedatives.Alzheimer's disease and other diseases that involve the degeneration of nerve tissue.Tumors in areas of the brain that control memory.When this happens, it's called Wernicke-Korsakoff syndrome. Long-term alcohol misuse that leads to too little vitamin B-1, known as thiamin, in the body.This may happen as a result of a heart attack, respiratory distress or carbon monoxide poisoning. It also may be due to an autoimmune reaction in the absence of cancer. Or inflammation may be a result of an autoimmune reaction to cancer somewhere in the body. Brain inflammation, which may be due to an infection with a virus such as herpes simplex virus.Possible causes of neurological amnesia include: They also include the hippocampal formations found within the temporal lobes of the brain.Īmnesia caused by brain injury or damage is known as neurological amnesia. They include the thalamus found deep within the center of the brain. Any disease or injury that affects the brain can affect memory.Īmnesia can result from damage to brain structures that form the limbic system, which controls emotions and memories. Typical memory function involves many parts of the brain. ![]() If someone you know has symptoms of amnesia, help the person get medical attention. People with amnesia may not know where they are or be able to seek medical care.
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