Related Experiment Video
Updated: Mar 2, 2026
08:53
Randomized, Triple-Blind, and Parallel-Controlled Trial of Transcranial Direct Current Stimulation for Cognitive Rehabilitation after Stroke
Published on: June 6, 2025
1.9K
[Types of consciousness disorders in stroke]
Zhurnal Nevropatologii I Psikhiatrii Imeni S.S. Korsakova (Moscow, Russia : 1952)
|January 1, 1983
Summary
This study investigated consciousness disturbances in severe brain stroke patients. A new scale quantifies consciousness damage phases, aiding in understanding stroke-related neurological changes.
Area of Science:
- Neurology
- Neuroscience
- Critical Care Medicine
Background:
- Severe brain stroke frequently leads to complex disturbances of consciousness.
- Accurate assessment of consciousness is crucial for patient management and prognosis.
Purpose of the Study:
- To characterize the peculiarities of consciousness disturbances in patients with severe brain stroke.
- To develop a quantitative scale for estimating phases of consciousness damage.
Main Methods:
- Studied 289 patients with severe brain stroke.
- Described eight informative clinical syndromes related to consciousness.
- Utilized a computer method of stepwise regression for scale development.
Main Results:
- Identified two levels and eleven distinct phases of damaged consciousness.
- Established a quantitative scale for estimating each phase of consciousness damage.
- Demonstrated the dynamics of these consciousness phases.
Conclusions:
- The developed scale provides a practical tool for assessing consciousness disturbances in severe stroke.
- Understanding the phases and dynamics of consciousness damage aids in clinical evaluation and treatment strategies.
Related Concept Videos
01:27Dissociative Disorders
714
Dissociative disorders represent complex psychological conditions characterized by disruptions in consciousness, memory, identity, or perception. These disruptions cause individuals to experience a disconnection from their thoughts, emotions, and memories. The phenomenon is not merely an occasional lapse in attention but a profound alteration in mental functioning that can severely impact daily life.
Dissociative Fugue
A hallmark feature of dissociative disorders is the dissociative fugue...
Dissociative Fugue
A hallmark feature of dissociative disorders is the dissociative fugue...
714
01:23Understanding Consciousness
2.3K
Consciousness can be defined as the state of being aware of and able to think about one's existence, sensations, and surroundings. It encompasses two major components: awareness and arousal. Awareness pertains to the recognition of environmental stimuli and internal states. At the same time, arousal refers to the physiological readiness to engage with these stimuli, which varies significantly between states like sleep and wakefulness.
Sleep, a crucial state, is characterized by reduced...
Sleep, a crucial state, is characterized by reduced...
2.3K
01:15Subconsciousness and No Awareness
751
The concept of subconscious awareness refers to the processing of information below the level of conscious thought, which significantly influences both behaviors and decisions. It is also known as waking subconscious awareness. This complex level of cognition operates without the direct awareness of the individual, facilitating rapid and simultaneous handling of multiple information streams.
An illustrative example of subconscious processing is its role in problem-solving. Often, individuals...
An illustrative example of subconscious processing is its role in problem-solving. Often, individuals...
751
01:06Altered States of Awareness
1.3K
Altered states of consciousness represent significant deviations from one's normal mental state. These deviations can range from subtle changes in awareness to profound transformations in perception, thought processes, and sensory experiences. Altered states of consciousness can be triggered by various factors, including drug use, meditation, hypnosis, illness, or even intense fatigue.
The ingestion of substances like stimulants or hallucinogens leads to chemical alterations in the brain...
The ingestion of substances like stimulants or hallucinogens leads to chemical alterations in the brain...
1.3K
01:19High-Level and Low-Level Awareness
818
Controlled processes in human consciousness represent high-alert mental states where individuals deliberately focus their attention on achieving specific goals. Controlled processes can be seen in situations like mastering new technology, where a person might become so absorbed that they ignore surrounding distractions. Such processes involve selective attention, requiring one to concentrate on particular elements of experience while disregarding others. These are governed by executive...
818
01:30Dementia
615
Dementia is a collective term for cognitive disorders primarily affecting memory, thinking, and reasoning. It is not a specific disease but a syndrome, with Alzheimer's disease being the most common cause, accounting for approximately 60-80% of cases. Other types include vascular dementia, Lewy body dementia, and frontotemporal dementia. Dementia affects millions worldwide, particularly older adults, though it is not a normal part of aging.
The progression of dementia is generally gradual....
The progression of dementia is generally gradual....
615