Related Experiment Video
Updated: Apr 17, 2026

11:05
SECONDs Administration Guidelines: A Fast Tool to Assess Consciousness in Brain-injured Patients
Published on: February 6, 2021
17.7K
Acute loss of consciousness
Bekinschtein Tristán1, Ezequiel Gleichgerrcht2, Facundo Manes3
1Department of Psychology, University of Cambridge, Cambridge, UK.
Handbook of Clinical Neurology
|February 23, 2015
Summary
Acute loss of consciousness requires advanced assessment. New techniques beyond coma scales are vital for predicting outcomes in patients with altered consciousness after brain injury.
Area of Science:
- Neuroscience
- Clinical Neurology
- Trauma Care
Background:
- Acute loss of consciousness (LOC) presents complex theoretical and clinical challenges.
- Understanding disorders of consciousness (DoC) post-brain injury is crucial for patient management.
Purpose of the Study:
- To introduce a framework for investigating altered states of consciousness.
- To explore techniques for predicting clinical outcomes in acute LOC.
- To examine post-traumatic amnesia as a predictor of cognitive sequels.
Main Methods:
- Review of theoretical models for acute LOC.
- Analysis of clinical techniques for outcome prediction in DoC.
- Investigation of post-traumatic amnesia in cognitive sequel prediction.
Main Results:
- A framework for studying altered consciousness is presented.
- Current techniques for predicting outcomes in acute brain injury are explored.
- Post-traumatic amnesia is identified as a predictive model for cognitive deficits.
Conclusions:
- Clinicians need to integrate novel assessment methods beyond traditional coma scales.
- Enhanced evaluation is necessary for patients experiencing acute LOC.
- Improved diagnostic tools can lead to better patient outcomes in critical care settings.
Related Concept Videos
Subconsciousness and No Awareness
854
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...
854
General Anesthesia: Overview
1.1K
Anesthesia is a medical procedure that uses drugs for CNS suppression to enable painless surgeries and procedures. The selection of anesthetics is influenced by their pharmacokinetic properties, side effects, and patient characteristics. Various types of anesthesia include general, local, regional, spinal, and inhalational.
General anesthesia induces unconsciousness in the whole body, while the others target specific areas or sensations. It is administered to minimize adverse effects, maintain...
General anesthesia induces unconsciousness in the whole body, while the others target specific areas or sensations. It is administered to minimize adverse effects, maintain...
1.1K
Amnesia
883
Amnesia is a condition marked by long-term memory loss, which impairs the ability to recall past events or create new memories.
The severity and duration of memory loss vary depending on the type and underlying cause. Amnesia is classified into two main types: retrograde and anterograde.
Retrograde amnesia is marked by the loss of memories formed before the onset of the condition. Patients may recall distant past events but often forget those occurring shortly before the incident.
Anterograde...
The severity and duration of memory loss vary depending on the type and underlying cause. Amnesia is classified into two main types: retrograde and anterograde.
Retrograde amnesia is marked by the loss of memories formed before the onset of the condition. Patients may recall distant past events but often forget those occurring shortly before the incident.
Anterograde...
883
Stages of General Anesthesia
2.5K
Various sedation levels offer significant advantages in facilitating procedural interventions for patients undergoing medical or invasive surgical procedures. These levels span from anxiolysis to general anesthesia, providing a spectrum of sedative effects to cater to specific patient needs. Anxiolysis reduces anxiety and is achieved through minimal sedation, enabling patients to remain awake and responsive while feeling more at ease during the procedure. This level can benefit minor...
2.5K
Acute Respiratory Failure-I
1.6K
Acute respiratory failure is a condition characterized by the inability of the lungs to perform their primary function: gas exchange. This failure leads to insufficient oxygen levels (hypoxemia) in the blood, elevated carbon dioxide levels (hypercapnia), or both, causing critical impairment in organ function.
Definition: It is defined by specific criteria based on blood gas measurements. Hypoxemia happens when the partial pressure of oxygen (PaO2) falls below 60 mmHg. At the same time,...
Definition: It is defined by specific criteria based on blood gas measurements. Hypoxemia happens when the partial pressure of oxygen (PaO2) falls below 60 mmHg. At the same time,...
1.6K
Acute Respiratory Failure-IV
755
Respiratory failure can manifest suddenly or gradually, characterized by a rapid decline in PaO2 and a rapid rise in PaCO2. This situation indicates a severe respiratory problem that may quickly become a life-threatening emergency. One of the early signs of hypoxemic Acute Respiratory Failure (ARF) is a change in mental status due to the brain's sensitivity to oxygen levels and changes in acid-base balance. Symptoms such as restlessness, confusion, and agitation suggest inadequate oxygen...
755

