unarousable
Unarousable is a clinical term used to describe a state in which a person cannot be awakened by any external stimuli, including voice, touch, or painful stimulation. It typically denotes a coma or coma-like condition where the patient has no purposeful response to stimuli and lacks observable awareness. While individuals who are unarousable may exhibit reflexes or autonomic activity, they do not demonstrate purposeful movement or communication.
Unarousable states arise from severe disturbance of the brain systems responsible for wakefulness, notably the reticular
Distinctions: An unarousable patient may be in a coma, but not all coma patients are unarousable at
Assessment and prognosis: Evaluation includes neurological examination, imaging (CT or MRI), EEG, and laboratory studies to
Management: Immediate priorities are airway protection, breathing support, circulation stabilization, and treatment of the underlying cause.