The signs and symptoms of a coma commonly include:
- Closed eyes
- Depressed brainstem reflexes, such as pupils not responding to light
- No responses of limbs, except for reflex movements
- No response to painful stimuli, except for reflex movements
- Irregular breathing
When to see a doctor
A coma is a medical emergency. Seek immediate medical care.
Aug. 14, 2015
- Overview of coma and impaired consciousness. The Merck Manual Professional Edition. http://www.merckmanuals.com/professional/neurologic-disorders/coma-and-impaired-consciousness/overview-of-coma-and-impaired-consciousness. Accessed July 15, 2015.
- Edlow JA, et al. Diagnosis of reversible causes of coma. The Lancet. 2014; 384:2064.
- Rosengart A, et al. Coma. In: Critical Care Medicine: Principles of Diagnosis and Management in the Adult. Philadelphia, Pa.: Elsevier; 2014. http://www.clinicalkey.com. Accessed July 15, 2015.
- Young GB. Stupor and coma in adults. http://www.uptodate.com/home. Accessed July 15, 2015.
- Daroff RB, et al. Bradley’s Neurology in Clinical Practice. 6th ed. Philadelphia, Pa.: Saunders Elsevier; 2012. http://www.clinicalkey.com Accessed July 15, 2015.
- NINDS coma information page. National Institute of Neurological Disorders and Stroke. http://www.ninds.nih.gov/disorders/coma/coma.htm. Accessed July 15, 2015.
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