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Prognosis. Good. 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 ...
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.
The most prominent symptom of post-traumatic amnesia (PTA) is a loss of memory of the present time. [10] As a result, patients are often unaware of their condition and may behave as if they are going about their regular lives. This can cause complications if patients are confined to a hospital and may lead to agitation, distress and anxiety. [10]
Dissociative amnesia (formerly psychogenic amnesia): the loss of recall memory, specifically episodic memory, typically of or as a reaction to traumatic or stressful events. It is considered the most common dissociative disorder amongst those documented. This disorder can occur abruptly or gradually and may last minutes to years.
Dissociative fugue is a mental and behavioral disorder [3] that is classified variously as a dissociative disorder, [1] a conversion disorder, [3] and a somatic symptom disorder. It is a facet of dissociative amnesia , according to the fifth edition of the Diagnostic and Statistical Manual of Mental Disorders ( DSM-5 ).
Acute stress reaction ( ASR, also known as psychological shock, mental shock, or simply shock[ a]) and acute stress disorder ( ASD) is a psychological response to a terrifying, traumatic or surprising experience. Combat stress reaction (CSR) is a similar response to the trauma of war. The reactions may include but are not limited to intrusive ...
Repressed memory. Repressed memory is a controversial, and largely scientifically discredited, psychiatric phenomenon which involves an inability to recall autobiographical information, usually of a traumatic or stressful nature. [ 1] The concept originated in psychoanalytic theory where repression is understood as a defense mechanism that ...
Stress-related disorders constitute a category of mental disorders. They are maladaptive, biological and psychological responses to short- or long-term exposures to physical or emotional stressors. The National Institute of Environmental Health Sciences categorizes Obsessive-Compulsive Disorder (OCD) and Post-Traumatic Stress Disorder (PTSD) as ...