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Transient global amnesia (TGA) is a neurological disorder whose key defining characteristic is a temporary but almost total disruption of short-term memory with a range of problems accessing older memories. A person in a state of TGA exhibits no other signs of impaired cognitive functioning but recalls only the last few moments of consciousness ...
Transient epileptic amnesia. Transient epileptic amnesia (TEA) is a rare but probably underdiagnosed neurological condition which manifests as relatively brief and generally recurring episodes of amnesia caused by underlying temporal lobe epilepsy. [1]
Amnesia. Amnesia. Other names. Amnesic syndrome. Specialty. Psychiatry, neurology. Amnesia is a deficit in memory caused by brain damage or brain diseases, [1] but it can also be temporarily caused by the use of various sedative and hypnotic drugs. The memory can be either wholly or partially lost due to the extent of damage that is caused.
Transient global amnesia (TGA) is an uncommon condition affecting about 1 in every 20,000 Americans, although as many as 1 of every 4,000 over age 50. Many TGA patients have a precipitating factor ...
In neurology, retrograde amnesia (RA) is the inability to access memories or information from before an injury or disease occurred. [1] RA differs from a similar condition called anterograde amnesia (AA), which is the inability to form new memories following injury or disease onset. [2] Although an individual can have both RA and AA at the same ...
Psychiatry, neurology, neuropsychology. Post-traumatic amnesia (PTA) is a state of confusion that occurs immediately following a traumatic brain injury (TBI) in which the injured person is disoriented and unable to remember events that occur after the injury. [1] The person may be unable to state their name, where they are, and what time it is. [1]
Dissociative amnesia or psychogenic amnesia is a dissociative disorder "characterized by retrospectively reported memory gaps. These gaps involve an inability to recall personal information, usually of a traumatic or stressful nature." [1] In a change from the DSM-IV to the DSM-5, dissociative fugue is now subsumed under dissociative amnesia.
Transient global amnesia is a very rare disorder and not much is known about it. Patients acutely develop a selective disorder of episodic memory, losing from several to 48 hours of previously learned information and are unable to learn new information.