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Updated: Feb 27, 2026

SECONDs Administration Guidelines: A Fast Tool to Assess Consciousness in Brain-injured Patients
Published on: February 6, 2021
[Unconsciousness and clouded awareness].
1Medizinische Klinik und Poliklinik III für Hämatologie und Onkologie, Ludwig-Maximilians-Universität München, Campus Großhadern, Marchioninistr. 15, 81377, München, Deutschland. joachim.stemmler@med.uni-muenchen.de.
Stupor and coma are critical conditions indicating impaired consciousness and unresponsiveness. Prompt medical intervention is vital for preserving life and brain function in these emergencies.
Area of Science:
- Neurology
- Emergency Medicine
Background:
- Stupor and coma are clinical states characterized by decreased or absent responsiveness to stimuli.
- These conditions represent a spectrum of impaired consciousness, with stupor lying between alertness and coma.
- Alterations in arousal signify acute, life-threatening emergencies.
Purpose of the Study:
- To define the clinical states of stupor and coma.
- To emphasize the emergent nature of altered arousal.
- To highlight the necessity of prompt intervention.
Main Methods:
- Clinical assessment of patient responsiveness.
- Evaluation of arousal levels.
Main Results:
- Patients in stupor are difficult to arouse.
- Patients in coma are unarousable.
- Impaired responsiveness is a key indicator.
Conclusions:
- Stupor and coma necessitate immediate medical attention.
- Preservation of life and brain function depends on rapid intervention.
- Altered arousal is a critical medical emergency.
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