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Orientation is a function of the mind involving awareness of three dimensions: time, place and person. [1] Problems with orientation lead to disorientation, and can be due to various conditions. It ranges from an inability to coherently understand person, place, time, and situation, to complete orientation.
These refer to the loss of orientation, or the ability to place oneself correctly in the world by time, location and personal identity. Mental confusion is sometimes accompanied by disordered consciousness (the loss of linear thinking) and memory loss (the inability to correctly recall previous events or learn new material). [3]
Assessment of LOC involves checking orientation: people who are able promptly and spontaneously to state their name, location, and the date or time are said to be oriented to self, place, and time, or "oriented X3". [8] A normal sleep stage from which a person is easily awakened is also considered a normal level of consciousness. [9] "Clouding ...
Topographical disorientation is the inability to orient oneself in one's surroundings, sometimes as a result of focal brain damage. [1] This disability may result from the inability to make use of selective spatial information (e.g., environmental landmarks) or to orient by means of specific cognitive strategies such as the ability to form a mental representation of the environment, also known ...
Clouding of consciousness, also called brain fog or mental fog, [1] [2] occurs when a person is slightly less wakeful or aware than normal. [3] They are less aware of time and their surroundings, and find it difficult to pay attention. [3]
Delirium (formerly acute confusional state, an ambiguous term that is now discouraged) [1] is a specific state of acute confusion attributable to the direct physiological consequence of a medical condition, effects of a psychoactive substance, or multiple causes, which usually develops over the course of hours to days.
At one time he stated that the hospital was located in the spare bedroom of his house. The illusory relocation to a familiar place (such as a home or town the patient knows well) is a common theme, although occasionally the patient may believe that they are resident in more fantastical or exotic locations.
sudden, unexpected travel away from home or one's customary place of work, with inability to recall one's past; confusion about personal identity, or the assumption of a new identity; significant distress or impairment; The Merck Manual [17] defines "dissociative fugue" as: