what is amnesia
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state of mind amnesia - partial or total loss of memory; he has a total blackout for events of the evening memory loss, blackout cognitive state, state of mind - the state of a person's cognitive processes
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Mental Health and Dissociative Amnesia Dissociative amnesia is one of a group of conditions called dissociative disorders. Dissociative disorders are mental illnesses that involve disruptions or breakdowns of memory, consciousness, awareness, identity, and/or perception. When one or more of these functions is disrupted, symptoms can result.
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Dissociative identity disorder Dissociative amnesia. Dissociative amnesia is a disorder in which the distinctive feature is the patient's inability to remember important personal information to a degree that cannot be explained by normal forgetfulness. In many cases, it is a reaction to a traumatic accident or witnessing a violent crime.
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Childhood amnesia Some research has demonstrated that children can remember events from the age of 1, but that these memories may decline as children get older. Most psychologists differ in defining the offset of childhood amnesia. Some define it as the age from which a first memory can be retrieved.
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Anterograde amnesia Anterograde amnesia is a loss of the ability to create new memories after the event that caused the amnesia, leading to a partial or complete inability to recall the recent past, while long-term memories from before the event remain intact.n cases of pure anterograde amnesia, patients have recollections of events prior to the injury, but cannot recall day-to-day information or new facts presented to them after the injury occurred.
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- Amnesia (memory loss) is one of the most common symptoms of concussion and may be either retrograde (when you forget memories previous to the injury) or anterograde (when you lose memories formed after the incident). In most cases amnesia is anterograde and is sometimes referred to as post traumatic amnesia or PTA.
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- Anterograde Amnesia. 1  Anterograde amnesia is a selective memory deficit, resulting from brain injury, in which the individual is severely impaired in learning new information. Memories for events that occurred before the injury may be largely spared, but events that occurred since the injury may be lost.
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- 1 Transient global amnesia-a temporary loss of all memory. 2  The patient with transient global amnesia also finds it very hard to form new memories-he/she has severe anterograde amnesia. 3  The loss of past memories is milder. Transient global amnesia-a temporary loss of all memory. 2  The patient with transient global amnesia also finds it very hard to form new memories-he/she has severe anterograde amnesia. 3  The loss of past memories is milder.
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anterograde amnesia anterograde amnesia impairment of memory for events occurring after the onset of amnesia. Unlike retrograde amnesia, it is the inability to form new memories. circumscribed amnesia loss of memory for all events during a discrete, specific period of time.Called also localized amnesia.nterograde amnesia. Neurology Amnesia which occurs from the moment of physical or mental trauma; AA is characterized by an inability to form new memories of life events. Cf Retrograde amnesia.
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- Both amnesia and Alzheimer’s have memory loss as a symptom in common; Both amnesia and Alzheimer’s can be a permanent condition. Some cases of amnesia are treatable, but Alzheimer’s is a terminal disease as no cure has been found as yet. There are many kinds of amnesia, but only one type of Â Alzheimer’s.
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Amnesia 1 Anoxia: Loss of oxygen supply to the brain can lead to temporary memory loss. 2  Degenerative disease condition such as Alzheimer disease can cause amnesia.  Emotional trauma during childhood is another significant cause of amnesia [3].
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Transient Global Amnesia Transient global amnesia is a sudden, temporary loss of memory for events during, after, and sometimes before the event that caused the amnesia. What causes many cases of transient global amnesia is not known, but one type is caused by drinking too much alcohol or taking certain drugs. People with this amnesia suddenly but temporarily become unable to store new memories and to recall events that happened after the amnesia occurred.
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Medical Definition of Transient global amnesia Medical Definition of Transient global amnesia. Transient global amnesia: A passing episode of short-term memory loss without other signs or symptoms of neurological impairment. In transient global amnesia (TGA) the individual does not lose consciousness but does lose the ability to form new lasting memories. Motor function is not affected.
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Childhood amnesia Childhood amnesia, also called infantile amnesia, is the inability of adults to retrieve episodic memories before the age of 2–4 years, as well as the period before age 10 of which adults retain fewer memories than might otherwise be expected given the passage of time.
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Overview Depending on the cause of the amnesia, other signs and symptoms may include: 1  False recollections (confabulation), either completely invented or made up of genuine memories misplaced in time. 2  Confusion or disorientation.
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Retrograde and Anterograde Amnesia Loss of memory for the time after an injury is called anterograde amnesia. Antero-means forward. H.M. had mostly anterograde amnesia, but he also had a bit of retrograde amnesia. The two years before his operation were blurry to him.
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Mental Health and Dissociative Amnesia In this article. Dissociative amnesia is one of a group of conditions called dissociative disorders. Dissociative disorders are mental illnesses that involve disruptions or breakdowns of memory, consciousness, awareness, identity, and/or perception.
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- Dissociative Fugue is one or more episodes of amnesia in which the inability to recall some or all of one’s past and either the loss of one’s identity or the formation of a new identity occur with sudden, unexpected, purposeful travel away from home.
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What is OBJECTION OVERRULED? Link to This Definition Did you find this definition of OBJECTION OVERRULED helpful? You can share it by copying the code below and adding it to your blog or web page.
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Learn how UpToDate can help you. INTRODUCTION. Transient global amnesia (TGA) is a clinical syndrome of reversible anterograde amnesia accompanied by repetitive questioning that occurs in middle-aged and elderly individuals [ 1,2 ].The etiology of TGA remains obscure.NTRODUCTION. Transient global amnesia (TGA) is a clinical syndrome of reversible anterograde amnesia accompanied by repetitive questioning that occurs in middle-aged and elderly individuals [ 1,2 ].
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- It is very rare, and usually resolves over time (although memory of the fugue episode itself may remain lost), often helped by therapy. Situation-specific amnesia is a type of psychogenic amnesia that occurs as a result of a severely stressful event, as part of post-traumatic stress disorder.
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What is anterograde amnesia? Anterograde amnesia is a form of amnesia where new events are not transferred to long-term memory, so the sufferer will not be able to remember anything that occurs after the onset of this type of amnesia for more than a few moments. Retrograde amnesia is a form of amnesia where someone will be unable to recall events that occurred before the onset of amnesia.
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amnesia amnesia. 1. Memory loss, sometimes due to a blow on the head or some other damage to brain function, or to neurotic disorder as a result of inner conflict. 2. The inability to memorize and/or to recall previously memorized information.artial or total loss of memory, usually resulting from shock, psychological disturbance, brain injury, or illness. [Greek. , forgetfulness, probably alteration of. , from.
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amnesia If the amnesia is thought to be of psychological origin, it is termed psychogenic. Memory loss may result from bilateral damage to the limbic system of the brain responsible for memory storage, processing, and recall.(Illustration by Electronic Illustrators Group). Retrograde. 2  In some ways, this form of amnesia is the opposite of anterograde amnesia: the victim can recall events that occurred after a trauma, but cannot remember previously familiar information or the events preceding the trauma.
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Psychogenic amnesia Psychogenic amnesia is distinguished from organic amnesia in that it is supposed to result from a nonorganic cause; no structural brain damage or brain lesion should be evident but some form of psychological stress should precipitate the amnesia, however psychogenic amnesia as a memory disorder is controversial.
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Post-traumatic amnesia There are two types of amnesia: retrograde amnesia (loss of memories that were formed shortly before the injury) and anterograde amnesia (problems with creating new memories after the injury has taken place).